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|
- import asyncio
- import dataclasses
- import email.message
- import inspect
- import json
- from contextlib import AsyncExitStack
- from enum import Enum, IntEnum
- from typing import (
- Any,
- Callable,
- Coroutine,
- Dict,
- List,
- Optional,
- Sequence,
- Set,
- Tuple,
- Type,
- Union,
- )
- from fastapi import params
- from fastapi._compat import (
- ModelField,
- Undefined,
- _get_model_config,
- _model_dump,
- _normalize_errors,
- lenient_issubclass,
- )
- from fastapi.datastructures import Default, DefaultPlaceholder
- from fastapi.dependencies.models import Dependant
- from fastapi.dependencies.utils import (
- get_body_field,
- get_dependant,
- get_parameterless_sub_dependant,
- get_typed_return_annotation,
- solve_dependencies,
- )
- from fastapi.encoders import jsonable_encoder
- from fastapi.exceptions import (
- FastAPIError,
- RequestValidationError,
- ResponseValidationError,
- WebSocketRequestValidationError,
- )
- from fastapi.types import DecoratedCallable, IncEx
- from fastapi.utils import (
- create_cloned_field,
- create_response_field,
- generate_unique_id,
- get_value_or_default,
- is_body_allowed_for_status_code,
- )
- from pydantic import BaseModel
- from starlette import routing
- from starlette.concurrency import run_in_threadpool
- from starlette.exceptions import HTTPException
- from starlette.requests import Request
- from starlette.responses import JSONResponse, Response
- from starlette.routing import (
- BaseRoute,
- Match,
- compile_path,
- get_name,
- request_response,
- websocket_session,
- )
- from starlette.routing import Mount as Mount # noqa
- from starlette.types import ASGIApp, Lifespan, Scope
- from starlette.websockets import WebSocket
- from typing_extensions import Annotated, Doc, deprecated # type: ignore [attr-defined]
- def _prepare_response_content(
- res: Any,
- *,
- exclude_unset: bool,
- exclude_defaults: bool = False,
- exclude_none: bool = False,
- ) -> Any:
- if isinstance(res, BaseModel):
- read_with_orm_mode = getattr(_get_model_config(res), "read_with_orm_mode", None)
- if read_with_orm_mode:
- # Let from_orm extract the data from this model instead of converting
- # it now to a dict.
- # Otherwise, there's no way to extract lazy data that requires attribute
- # access instead of dict iteration, e.g. lazy relationships.
- return res
- return _model_dump(
- res,
- by_alias=True,
- exclude_unset=exclude_unset,
- exclude_defaults=exclude_defaults,
- exclude_none=exclude_none,
- )
- elif isinstance(res, list):
- return [
- _prepare_response_content(
- item,
- exclude_unset=exclude_unset,
- exclude_defaults=exclude_defaults,
- exclude_none=exclude_none,
- )
- for item in res
- ]
- elif isinstance(res, dict):
- return {
- k: _prepare_response_content(
- v,
- exclude_unset=exclude_unset,
- exclude_defaults=exclude_defaults,
- exclude_none=exclude_none,
- )
- for k, v in res.items()
- }
- elif dataclasses.is_dataclass(res):
- return dataclasses.asdict(res)
- return res
- async def serialize_response(
- *,
- field: Optional[ModelField] = None,
- response_content: Any,
- include: Optional[IncEx] = None,
- exclude: Optional[IncEx] = None,
- by_alias: bool = True,
- exclude_unset: bool = False,
- exclude_defaults: bool = False,
- exclude_none: bool = False,
- is_coroutine: bool = True,
- ) -> Any:
- if field:
- errors = []
- if not hasattr(field, "serialize"):
- # pydantic v1
- response_content = _prepare_response_content(
- response_content,
- exclude_unset=exclude_unset,
- exclude_defaults=exclude_defaults,
- exclude_none=exclude_none,
- )
- if is_coroutine:
- value, errors_ = field.validate(response_content, {}, loc=("response",))
- else:
- value, errors_ = await run_in_threadpool(
- field.validate, response_content, {}, loc=("response",)
- )
- if isinstance(errors_, list):
- errors.extend(errors_)
- elif errors_:
- errors.append(errors_)
- if errors:
- raise ResponseValidationError(
- errors=_normalize_errors(errors), body=response_content
- )
- if hasattr(field, "serialize"):
- return field.serialize(
- value,
- include=include,
- exclude=exclude,
- by_alias=by_alias,
- exclude_unset=exclude_unset,
- exclude_defaults=exclude_defaults,
- exclude_none=exclude_none,
- )
- return jsonable_encoder(
- value,
- include=include,
- exclude=exclude,
- by_alias=by_alias,
- exclude_unset=exclude_unset,
- exclude_defaults=exclude_defaults,
- exclude_none=exclude_none,
- )
- else:
- return jsonable_encoder(response_content)
- async def run_endpoint_function(
- *, dependant: Dependant, values: Dict[str, Any], is_coroutine: bool
- ) -> Any:
- # Only called by get_request_handler. Has been split into its own function to
- # facilitate profiling endpoints, since inner functions are harder to profile.
- assert dependant.call is not None, "dependant.call must be a function"
- if is_coroutine:
- return await dependant.call(**values)
- else:
- return await run_in_threadpool(dependant.call, **values)
- def get_request_handler(
- dependant: Dependant,
- body_field: Optional[ModelField] = None,
- status_code: Optional[int] = None,
- response_class: Union[Type[Response], DefaultPlaceholder] = Default(JSONResponse),
- response_field: Optional[ModelField] = None,
- response_model_include: Optional[IncEx] = None,
- response_model_exclude: Optional[IncEx] = None,
- response_model_by_alias: bool = True,
- response_model_exclude_unset: bool = False,
- response_model_exclude_defaults: bool = False,
- response_model_exclude_none: bool = False,
- dependency_overrides_provider: Optional[Any] = None,
- ) -> Callable[[Request], Coroutine[Any, Any, Response]]:
- assert dependant.call is not None, "dependant.call must be a function"
- is_coroutine = asyncio.iscoroutinefunction(dependant.call)
- is_body_form = body_field and isinstance(body_field.field_info, params.Form)
- if isinstance(response_class, DefaultPlaceholder):
- actual_response_class: Type[Response] = response_class.value
- else:
- actual_response_class = response_class
- async def app(request: Request) -> Response:
- try:
- body: Any = None
- if body_field:
- if is_body_form:
- body = await request.form()
- stack = request.scope.get("fastapi_astack")
- assert isinstance(stack, AsyncExitStack)
- stack.push_async_callback(body.close)
- else:
- body_bytes = await request.body()
- if body_bytes:
- json_body: Any = Undefined
- content_type_value = request.headers.get("content-type")
- if not content_type_value:
- json_body = await request.json()
- else:
- message = email.message.Message()
- message["content-type"] = content_type_value
- if message.get_content_maintype() == "application":
- subtype = message.get_content_subtype()
- if subtype == "json" or subtype.endswith("+json"):
- json_body = await request.json()
- if json_body != Undefined:
- body = json_body
- else:
- body = body_bytes
- except json.JSONDecodeError as e:
- raise RequestValidationError(
- [
- {
- "type": "json_invalid",
- "loc": ("body", e.pos),
- "msg": "JSON decode error",
- "input": {},
- "ctx": {"error": e.msg},
- }
- ],
- body=e.doc,
- ) from e
- except HTTPException:
- raise
- except Exception as e:
- raise HTTPException(
- status_code=400, detail="There was an error parsing the body"
- ) from e
- solved_result = await solve_dependencies(
- request=request,
- dependant=dependant,
- body=body,
- dependency_overrides_provider=dependency_overrides_provider,
- )
- values, errors, background_tasks, sub_response, _ = solved_result
- if errors:
- raise RequestValidationError(_normalize_errors(errors), body=body)
- else:
- raw_response = await run_endpoint_function(
- dependant=dependant, values=values, is_coroutine=is_coroutine
- )
- if isinstance(raw_response, Response):
- if raw_response.background is None:
- raw_response.background = background_tasks
- return raw_response
- response_args: Dict[str, Any] = {"background": background_tasks}
- # If status_code was set, use it, otherwise use the default from the
- # response class, in the case of redirect it's 307
- current_status_code = (
- status_code if status_code else sub_response.status_code
- )
- if current_status_code is not None:
- response_args["status_code"] = current_status_code
- if sub_response.status_code:
- response_args["status_code"] = sub_response.status_code
- content = await serialize_response(
- field=response_field,
- response_content=raw_response,
- include=response_model_include,
- exclude=response_model_exclude,
- by_alias=response_model_by_alias,
- exclude_unset=response_model_exclude_unset,
- exclude_defaults=response_model_exclude_defaults,
- exclude_none=response_model_exclude_none,
- is_coroutine=is_coroutine,
- )
- response = actual_response_class(content, **response_args)
- if not is_body_allowed_for_status_code(response.status_code):
- response.body = b""
- response.headers.raw.extend(sub_response.headers.raw)
- return response
- return app
- def get_websocket_app(
- dependant: Dependant, dependency_overrides_provider: Optional[Any] = None
- ) -> Callable[[WebSocket], Coroutine[Any, Any, Any]]:
- async def app(websocket: WebSocket) -> None:
- solved_result = await solve_dependencies(
- request=websocket,
- dependant=dependant,
- dependency_overrides_provider=dependency_overrides_provider,
- )
- values, errors, _, _2, _3 = solved_result
- if errors:
- raise WebSocketRequestValidationError(_normalize_errors(errors))
- assert dependant.call is not None, "dependant.call must be a function"
- await dependant.call(**values)
- return app
- class APIWebSocketRoute(routing.WebSocketRoute):
- def __init__(
- self,
- path: str,
- endpoint: Callable[..., Any],
- *,
- name: Optional[str] = None,
- dependencies: Optional[Sequence[params.Depends]] = None,
- dependency_overrides_provider: Optional[Any] = None,
- ) -> None:
- self.path = path
- self.endpoint = endpoint
- self.name = get_name(endpoint) if name is None else name
- self.dependencies = list(dependencies or [])
- self.path_regex, self.path_format, self.param_convertors = compile_path(path)
- self.dependant = get_dependant(path=self.path_format, call=self.endpoint)
- for depends in self.dependencies[::-1]:
- self.dependant.dependencies.insert(
- 0,
- get_parameterless_sub_dependant(depends=depends, path=self.path_format),
- )
- self.app = websocket_session(
- get_websocket_app(
- dependant=self.dependant,
- dependency_overrides_provider=dependency_overrides_provider,
- )
- )
- def matches(self, scope: Scope) -> Tuple[Match, Scope]:
- match, child_scope = super().matches(scope)
- if match != Match.NONE:
- child_scope["route"] = self
- return match, child_scope
- class APIRoute(routing.Route):
- def __init__(
- self,
- path: str,
- endpoint: Callable[..., Any],
- *,
- response_model: Any = Default(None),
- status_code: Optional[int] = None,
- tags: Optional[List[Union[str, Enum]]] = None,
- dependencies: Optional[Sequence[params.Depends]] = None,
- summary: Optional[str] = None,
- description: Optional[str] = None,
- response_description: str = "Successful Response",
- responses: Optional[Dict[Union[int, str], Dict[str, Any]]] = None,
- deprecated: Optional[bool] = None,
- name: Optional[str] = None,
- methods: Optional[Union[Set[str], List[str]]] = None,
- operation_id: Optional[str] = None,
- response_model_include: Optional[IncEx] = None,
- response_model_exclude: Optional[IncEx] = None,
- response_model_by_alias: bool = True,
- response_model_exclude_unset: bool = False,
- response_model_exclude_defaults: bool = False,
- response_model_exclude_none: bool = False,
- include_in_schema: bool = True,
- response_class: Union[Type[Response], DefaultPlaceholder] = Default(
- JSONResponse
- ),
- dependency_overrides_provider: Optional[Any] = None,
- callbacks: Optional[List[BaseRoute]] = None,
- openapi_extra: Optional[Dict[str, Any]] = None,
- generate_unique_id_function: Union[
- Callable[["APIRoute"], str], DefaultPlaceholder
- ] = Default(generate_unique_id),
- ) -> None:
- self.path = path
- self.endpoint = endpoint
- if isinstance(response_model, DefaultPlaceholder):
- return_annotation = get_typed_return_annotation(endpoint)
- if lenient_issubclass(return_annotation, Response):
- response_model = None
- else:
- response_model = return_annotation
- self.response_model = response_model
- self.summary = summary
- self.response_description = response_description
- self.deprecated = deprecated
- self.operation_id = operation_id
- self.response_model_include = response_model_include
- self.response_model_exclude = response_model_exclude
- self.response_model_by_alias = response_model_by_alias
- self.response_model_exclude_unset = response_model_exclude_unset
- self.response_model_exclude_defaults = response_model_exclude_defaults
- self.response_model_exclude_none = response_model_exclude_none
- self.include_in_schema = include_in_schema
- self.response_class = response_class
- self.dependency_overrides_provider = dependency_overrides_provider
- self.callbacks = callbacks
- self.openapi_extra = openapi_extra
- self.generate_unique_id_function = generate_unique_id_function
- self.tags = tags or []
- self.responses = responses or {}
- self.name = get_name(endpoint) if name is None else name
- self.path_regex, self.path_format, self.param_convertors = compile_path(path)
- if methods is None:
- methods = ["GET"]
- self.methods: Set[str] = {method.upper() for method in methods}
- if isinstance(generate_unique_id_function, DefaultPlaceholder):
- current_generate_unique_id: Callable[
- ["APIRoute"], str
- ] = generate_unique_id_function.value
- else:
- current_generate_unique_id = generate_unique_id_function
- self.unique_id = self.operation_id or current_generate_unique_id(self)
- # normalize enums e.g. http.HTTPStatus
- if isinstance(status_code, IntEnum):
- status_code = int(status_code)
- self.status_code = status_code
- if self.response_model:
- assert is_body_allowed_for_status_code(
- status_code
- ), f"Status code {status_code} must not have a response body"
- response_name = "Response_" + self.unique_id
- self.response_field = create_response_field(
- name=response_name,
- type_=self.response_model,
- mode="serialization",
- )
- # Create a clone of the field, so that a Pydantic submodel is not returned
- # as is just because it's an instance of a subclass of a more limited class
- # e.g. UserInDB (containing hashed_password) could be a subclass of User
- # that doesn't have the hashed_password. But because it's a subclass, it
- # would pass the validation and be returned as is.
- # By being a new field, no inheritance will be passed as is. A new model
- # will always be created.
- # TODO: remove when deprecating Pydantic v1
- self.secure_cloned_response_field: Optional[
- ModelField
- ] = create_cloned_field(self.response_field)
- else:
- self.response_field = None # type: ignore
- self.secure_cloned_response_field = None
- self.dependencies = list(dependencies or [])
- self.description = description or inspect.cleandoc(self.endpoint.__doc__ or "")
- # if a "form feed" character (page break) is found in the description text,
- # truncate description text to the content preceding the first "form feed"
- self.description = self.description.split("\f")[0].strip()
- response_fields = {}
- for additional_status_code, response in self.responses.items():
- assert isinstance(response, dict), "An additional response must be a dict"
- model = response.get("model")
- if model:
- assert is_body_allowed_for_status_code(
- additional_status_code
- ), f"Status code {additional_status_code} must not have a response body"
- response_name = f"Response_{additional_status_code}_{self.unique_id}"
- response_field = create_response_field(name=response_name, type_=model)
- response_fields[additional_status_code] = response_field
- if response_fields:
- self.response_fields: Dict[Union[int, str], ModelField] = response_fields
- else:
- self.response_fields = {}
- assert callable(endpoint), "An endpoint must be a callable"
- self.dependant = get_dependant(path=self.path_format, call=self.endpoint)
- for depends in self.dependencies[::-1]:
- self.dependant.dependencies.insert(
- 0,
- get_parameterless_sub_dependant(depends=depends, path=self.path_format),
- )
- self.body_field = get_body_field(dependant=self.dependant, name=self.unique_id)
- self.app = request_response(self.get_route_handler())
- def get_route_handler(self) -> Callable[[Request], Coroutine[Any, Any, Response]]:
- return get_request_handler(
- dependant=self.dependant,
- body_field=self.body_field,
- status_code=self.status_code,
- response_class=self.response_class,
- response_field=self.secure_cloned_response_field,
- response_model_include=self.response_model_include,
- response_model_exclude=self.response_model_exclude,
- response_model_by_alias=self.response_model_by_alias,
- response_model_exclude_unset=self.response_model_exclude_unset,
- response_model_exclude_defaults=self.response_model_exclude_defaults,
- response_model_exclude_none=self.response_model_exclude_none,
- dependency_overrides_provider=self.dependency_overrides_provider,
- )
- def matches(self, scope: Scope) -> Tuple[Match, Scope]:
- match, child_scope = super().matches(scope)
- if match != Match.NONE:
- child_scope["route"] = self
- return match, child_scope
- class APIRouter(routing.Router):
- """
- `APIRouter` class, used to group *path operations*, for example to structure
- an app in multiple files. It would then be included in the `FastAPI` app, or
- in another `APIRouter` (ultimately included in the app).
- Read more about it in the
- [FastAPI docs for Bigger Applications - Multiple Files](https://fastapi.tiangolo.com/tutorial/bigger-applications/).
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- app = FastAPI()
- router = APIRouter()
- @router.get("/users/", tags=["users"])
- async def read_users():
- return [{"username": "Rick"}, {"username": "Morty"}]
- app.include_router(router)
- ```
- """
- def __init__(
- self,
- *,
- prefix: Annotated[str, Doc("An optional path prefix for the router.")] = "",
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to all the *path operations* in this
- router.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to all the
- *path operations* in this router.
- Read more about it in the
- [FastAPI docs for Bigger Applications - Multiple Files](https://fastapi.tiangolo.com/tutorial/bigger-applications/#include-an-apirouter-with-a-custom-prefix-tags-responses-and-dependencies).
- """
- ),
- ] = None,
- default_response_class: Annotated[
- Type[Response],
- Doc(
- """
- The default response class to be used.
- Read more in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#default-response-class).
- """
- ),
- ] = Default(JSONResponse),
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses to be shown in OpenAPI.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Additional Responses in OpenAPI](https://fastapi.tiangolo.com/advanced/additional-responses/).
- And in the
- [FastAPI docs for Bigger Applications](https://fastapi.tiangolo.com/tutorial/bigger-applications/#include-an-apirouter-with-a-custom-prefix-tags-responses-and-dependencies).
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- OpenAPI callbacks that should apply to all *path operations* in this
- router.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- routes: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- **Note**: you probably shouldn't use this parameter, it is inherited
- from Starlette and supported for compatibility.
- ---
- A list of routes to serve incoming HTTP and WebSocket requests.
- """
- ),
- deprecated(
- """
- You normally wouldn't use this parameter with FastAPI, it is inherited
- from Starlette and supported for compatibility.
- In FastAPI, you normally would use the *path operation methods*,
- like `router.get()`, `router.post()`, etc.
- """
- ),
- ] = None,
- redirect_slashes: Annotated[
- bool,
- Doc(
- """
- Whether to detect and redirect slashes in URLs when the client doesn't
- use the same format.
- """
- ),
- ] = True,
- default: Annotated[
- Optional[ASGIApp],
- Doc(
- """
- Default function handler for this router. Used to handle
- 404 Not Found errors.
- """
- ),
- ] = None,
- dependency_overrides_provider: Annotated[
- Optional[Any],
- Doc(
- """
- Only used internally by FastAPI to handle dependency overrides.
- You shouldn't need to use it. It normally points to the `FastAPI` app
- object.
- """
- ),
- ] = None,
- route_class: Annotated[
- Type[APIRoute],
- Doc(
- """
- Custom route (*path operation*) class to be used by this router.
- Read more about it in the
- [FastAPI docs for Custom Request and APIRoute class](https://fastapi.tiangolo.com/how-to/custom-request-and-route/#custom-apiroute-class-in-a-router).
- """
- ),
- ] = APIRoute,
- on_startup: Annotated[
- Optional[Sequence[Callable[[], Any]]],
- Doc(
- """
- A list of startup event handler functions.
- You should instead use the `lifespan` handlers.
- Read more in the [FastAPI docs for `lifespan`](https://fastapi.tiangolo.com/advanced/events/).
- """
- ),
- ] = None,
- on_shutdown: Annotated[
- Optional[Sequence[Callable[[], Any]]],
- Doc(
- """
- A list of shutdown event handler functions.
- You should instead use the `lifespan` handlers.
- Read more in the
- [FastAPI docs for `lifespan`](https://fastapi.tiangolo.com/advanced/events/).
- """
- ),
- ] = None,
- # the generic to Lifespan[AppType] is the type of the top level application
- # which the router cannot know statically, so we use typing.Any
- lifespan: Annotated[
- Optional[Lifespan[Any]],
- Doc(
- """
- A `Lifespan` context manager handler. This replaces `startup` and
- `shutdown` functions with a single context manager.
- Read more in the
- [FastAPI docs for `lifespan`](https://fastapi.tiangolo.com/advanced/events/).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark all *path operations* in this router as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- To include (or not) all the *path operations* in this router in the
- generated OpenAPI.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> None:
- super().__init__(
- routes=routes,
- redirect_slashes=redirect_slashes,
- default=default,
- on_startup=on_startup,
- on_shutdown=on_shutdown,
- lifespan=lifespan,
- )
- if prefix:
- assert prefix.startswith("/"), "A path prefix must start with '/'"
- assert not prefix.endswith(
- "/"
- ), "A path prefix must not end with '/', as the routes will start with '/'"
- self.prefix = prefix
- self.tags: List[Union[str, Enum]] = tags or []
- self.dependencies = list(dependencies or [])
- self.deprecated = deprecated
- self.include_in_schema = include_in_schema
- self.responses = responses or {}
- self.callbacks = callbacks or []
- self.dependency_overrides_provider = dependency_overrides_provider
- self.route_class = route_class
- self.default_response_class = default_response_class
- self.generate_unique_id_function = generate_unique_id_function
- def route(
- self,
- path: str,
- methods: Optional[List[str]] = None,
- name: Optional[str] = None,
- include_in_schema: bool = True,
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- def decorator(func: DecoratedCallable) -> DecoratedCallable:
- self.add_route(
- path,
- func,
- methods=methods,
- name=name,
- include_in_schema=include_in_schema,
- )
- return func
- return decorator
- def add_api_route(
- self,
- path: str,
- endpoint: Callable[..., Any],
- *,
- response_model: Any = Default(None),
- status_code: Optional[int] = None,
- tags: Optional[List[Union[str, Enum]]] = None,
- dependencies: Optional[Sequence[params.Depends]] = None,
- summary: Optional[str] = None,
- description: Optional[str] = None,
- response_description: str = "Successful Response",
- responses: Optional[Dict[Union[int, str], Dict[str, Any]]] = None,
- deprecated: Optional[bool] = None,
- methods: Optional[Union[Set[str], List[str]]] = None,
- operation_id: Optional[str] = None,
- response_model_include: Optional[IncEx] = None,
- response_model_exclude: Optional[IncEx] = None,
- response_model_by_alias: bool = True,
- response_model_exclude_unset: bool = False,
- response_model_exclude_defaults: bool = False,
- response_model_exclude_none: bool = False,
- include_in_schema: bool = True,
- response_class: Union[Type[Response], DefaultPlaceholder] = Default(
- JSONResponse
- ),
- name: Optional[str] = None,
- route_class_override: Optional[Type[APIRoute]] = None,
- callbacks: Optional[List[BaseRoute]] = None,
- openapi_extra: Optional[Dict[str, Any]] = None,
- generate_unique_id_function: Union[
- Callable[[APIRoute], str], DefaultPlaceholder
- ] = Default(generate_unique_id),
- ) -> None:
- route_class = route_class_override or self.route_class
- responses = responses or {}
- combined_responses = {**self.responses, **responses}
- current_response_class = get_value_or_default(
- response_class, self.default_response_class
- )
- current_tags = self.tags.copy()
- if tags:
- current_tags.extend(tags)
- current_dependencies = self.dependencies.copy()
- if dependencies:
- current_dependencies.extend(dependencies)
- current_callbacks = self.callbacks.copy()
- if callbacks:
- current_callbacks.extend(callbacks)
- current_generate_unique_id = get_value_or_default(
- generate_unique_id_function, self.generate_unique_id_function
- )
- route = route_class(
- self.prefix + path,
- endpoint=endpoint,
- response_model=response_model,
- status_code=status_code,
- tags=current_tags,
- dependencies=current_dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=combined_responses,
- deprecated=deprecated or self.deprecated,
- methods=methods,
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema and self.include_in_schema,
- response_class=current_response_class,
- name=name,
- dependency_overrides_provider=self.dependency_overrides_provider,
- callbacks=current_callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=current_generate_unique_id,
- )
- self.routes.append(route)
- def api_route(
- self,
- path: str,
- *,
- response_model: Any = Default(None),
- status_code: Optional[int] = None,
- tags: Optional[List[Union[str, Enum]]] = None,
- dependencies: Optional[Sequence[params.Depends]] = None,
- summary: Optional[str] = None,
- description: Optional[str] = None,
- response_description: str = "Successful Response",
- responses: Optional[Dict[Union[int, str], Dict[str, Any]]] = None,
- deprecated: Optional[bool] = None,
- methods: Optional[List[str]] = None,
- operation_id: Optional[str] = None,
- response_model_include: Optional[IncEx] = None,
- response_model_exclude: Optional[IncEx] = None,
- response_model_by_alias: bool = True,
- response_model_exclude_unset: bool = False,
- response_model_exclude_defaults: bool = False,
- response_model_exclude_none: bool = False,
- include_in_schema: bool = True,
- response_class: Type[Response] = Default(JSONResponse),
- name: Optional[str] = None,
- callbacks: Optional[List[BaseRoute]] = None,
- openapi_extra: Optional[Dict[str, Any]] = None,
- generate_unique_id_function: Callable[[APIRoute], str] = Default(
- generate_unique_id
- ),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- def decorator(func: DecoratedCallable) -> DecoratedCallable:
- self.add_api_route(
- path,
- func,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=methods,
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- return func
- return decorator
- def add_api_websocket_route(
- self,
- path: str,
- endpoint: Callable[..., Any],
- name: Optional[str] = None,
- *,
- dependencies: Optional[Sequence[params.Depends]] = None,
- ) -> None:
- current_dependencies = self.dependencies.copy()
- if dependencies:
- current_dependencies.extend(dependencies)
- route = APIWebSocketRoute(
- self.prefix + path,
- endpoint=endpoint,
- name=name,
- dependencies=current_dependencies,
- dependency_overrides_provider=self.dependency_overrides_provider,
- )
- self.routes.append(route)
- def websocket(
- self,
- path: Annotated[
- str,
- Doc(
- """
- WebSocket path.
- """
- ),
- ],
- name: Annotated[
- Optional[str],
- Doc(
- """
- A name for the WebSocket. Only used internally.
- """
- ),
- ] = None,
- *,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be used for this
- WebSocket.
- Read more about it in the
- [FastAPI docs for WebSockets](https://fastapi.tiangolo.com/advanced/websockets/).
- """
- ),
- ] = None,
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Decorate a WebSocket function.
- Read more about it in the
- [FastAPI docs for WebSockets](https://fastapi.tiangolo.com/advanced/websockets/).
- **Example**
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI, WebSocket
- app = FastAPI()
- router = APIRouter()
- @router.websocket("/ws")
- async def websocket_endpoint(websocket: WebSocket):
- await websocket.accept()
- while True:
- data = await websocket.receive_text()
- await websocket.send_text(f"Message text was: {data}")
- app.include_router(router)
- ```
- """
- def decorator(func: DecoratedCallable) -> DecoratedCallable:
- self.add_api_websocket_route(
- path, func, name=name, dependencies=dependencies
- )
- return func
- return decorator
- def websocket_route(
- self, path: str, name: Union[str, None] = None
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- def decorator(func: DecoratedCallable) -> DecoratedCallable:
- self.add_websocket_route(path, func, name=name)
- return func
- return decorator
- def include_router(
- self,
- router: Annotated["APIRouter", Doc("The `APIRouter` to include.")],
- *,
- prefix: Annotated[str, Doc("An optional path prefix for the router.")] = "",
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to all the *path operations* in this
- router.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to all the
- *path operations* in this router.
- Read more about it in the
- [FastAPI docs for Bigger Applications - Multiple Files](https://fastapi.tiangolo.com/tutorial/bigger-applications/#include-an-apirouter-with-a-custom-prefix-tags-responses-and-dependencies).
- """
- ),
- ] = None,
- default_response_class: Annotated[
- Type[Response],
- Doc(
- """
- The default response class to be used.
- Read more in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#default-response-class).
- """
- ),
- ] = Default(JSONResponse),
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses to be shown in OpenAPI.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Additional Responses in OpenAPI](https://fastapi.tiangolo.com/advanced/additional-responses/).
- And in the
- [FastAPI docs for Bigger Applications](https://fastapi.tiangolo.com/tutorial/bigger-applications/#include-an-apirouter-with-a-custom-prefix-tags-responses-and-dependencies).
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- OpenAPI callbacks that should apply to all *path operations* in this
- router.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark all *path operations* in this router as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include (or not) all the *path operations* in this router in the
- generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = True,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> None:
- """
- Include another `APIRouter` in the same current `APIRouter`.
- Read more about it in the
- [FastAPI docs for Bigger Applications](https://fastapi.tiangolo.com/tutorial/bigger-applications/).
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- app = FastAPI()
- internal_router = APIRouter()
- users_router = APIRouter()
- @users_router.get("/users/")
- def read_users():
- return [{"name": "Rick"}, {"name": "Morty"}]
- internal_router.include_router(users_router)
- app.include_router(internal_router)
- ```
- """
- if prefix:
- assert prefix.startswith("/"), "A path prefix must start with '/'"
- assert not prefix.endswith(
- "/"
- ), "A path prefix must not end with '/', as the routes will start with '/'"
- else:
- for r in router.routes:
- path = getattr(r, "path") # noqa: B009
- name = getattr(r, "name", "unknown")
- if path is not None and not path:
- raise FastAPIError(
- f"Prefix and path cannot be both empty (path operation: {name})"
- )
- if responses is None:
- responses = {}
- for route in router.routes:
- if isinstance(route, APIRoute):
- combined_responses = {**responses, **route.responses}
- use_response_class = get_value_or_default(
- route.response_class,
- router.default_response_class,
- default_response_class,
- self.default_response_class,
- )
- current_tags = []
- if tags:
- current_tags.extend(tags)
- if route.tags:
- current_tags.extend(route.tags)
- current_dependencies: List[params.Depends] = []
- if dependencies:
- current_dependencies.extend(dependencies)
- if route.dependencies:
- current_dependencies.extend(route.dependencies)
- current_callbacks = []
- if callbacks:
- current_callbacks.extend(callbacks)
- if route.callbacks:
- current_callbacks.extend(route.callbacks)
- current_generate_unique_id = get_value_or_default(
- route.generate_unique_id_function,
- router.generate_unique_id_function,
- generate_unique_id_function,
- self.generate_unique_id_function,
- )
- self.add_api_route(
- prefix + route.path,
- route.endpoint,
- response_model=route.response_model,
- status_code=route.status_code,
- tags=current_tags,
- dependencies=current_dependencies,
- summary=route.summary,
- description=route.description,
- response_description=route.response_description,
- responses=combined_responses,
- deprecated=route.deprecated or deprecated or self.deprecated,
- methods=route.methods,
- operation_id=route.operation_id,
- response_model_include=route.response_model_include,
- response_model_exclude=route.response_model_exclude,
- response_model_by_alias=route.response_model_by_alias,
- response_model_exclude_unset=route.response_model_exclude_unset,
- response_model_exclude_defaults=route.response_model_exclude_defaults,
- response_model_exclude_none=route.response_model_exclude_none,
- include_in_schema=route.include_in_schema
- and self.include_in_schema
- and include_in_schema,
- response_class=use_response_class,
- name=route.name,
- route_class_override=type(route),
- callbacks=current_callbacks,
- openapi_extra=route.openapi_extra,
- generate_unique_id_function=current_generate_unique_id,
- )
- elif isinstance(route, routing.Route):
- methods = list(route.methods or [])
- self.add_route(
- prefix + route.path,
- route.endpoint,
- methods=methods,
- include_in_schema=route.include_in_schema,
- name=route.name,
- )
- elif isinstance(route, APIWebSocketRoute):
- current_dependencies = []
- if dependencies:
- current_dependencies.extend(dependencies)
- if route.dependencies:
- current_dependencies.extend(route.dependencies)
- self.add_api_websocket_route(
- prefix + route.path,
- route.endpoint,
- dependencies=current_dependencies,
- name=route.name,
- )
- elif isinstance(route, routing.WebSocketRoute):
- self.add_websocket_route(
- prefix + route.path, route.endpoint, name=route.name
- )
- for handler in router.on_startup:
- self.add_event_handler("startup", handler)
- for handler in router.on_shutdown:
- self.add_event_handler("shutdown", handler)
- def get(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP GET operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- app = FastAPI()
- router = APIRouter()
- @router.get("/items/")
- def read_items():
- return [{"name": "Empanada"}, {"name": "Arepa"}]
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["GET"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- def put(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP PUT operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- from pydantic import BaseModel
- class Item(BaseModel):
- name: str
- description: str | None = None
- app = FastAPI()
- router = APIRouter()
- @router.put("/items/{item_id}")
- def replace_item(item_id: str, item: Item):
- return {"message": "Item replaced", "id": item_id}
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["PUT"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- def post(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP POST operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- from pydantic import BaseModel
- class Item(BaseModel):
- name: str
- description: str | None = None
- app = FastAPI()
- router = APIRouter()
- @router.post("/items/")
- def create_item(item: Item):
- return {"message": "Item created"}
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["POST"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- def delete(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP DELETE operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- app = FastAPI()
- router = APIRouter()
- @router.delete("/items/{item_id}")
- def delete_item(item_id: str):
- return {"message": "Item deleted"}
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["DELETE"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- def options(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP OPTIONS operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- app = FastAPI()
- router = APIRouter()
- @router.options("/items/")
- def get_item_options():
- return {"additions": ["Aji", "Guacamole"]}
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["OPTIONS"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- def head(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP HEAD operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- from pydantic import BaseModel
- class Item(BaseModel):
- name: str
- description: str | None = None
- app = FastAPI()
- router = APIRouter()
- @router.head("/items/", status_code=204)
- def get_items_headers(response: Response):
- response.headers["X-Cat-Dog"] = "Alone in the world"
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["HEAD"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- def patch(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP PATCH operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- from pydantic import BaseModel
- class Item(BaseModel):
- name: str
- description: str | None = None
- app = FastAPI()
- router = APIRouter()
- @router.patch("/items/")
- def update_item(item: Item):
- return {"message": "Item updated in place"}
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["PATCH"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- def trace(
- self,
- path: Annotated[
- str,
- Doc(
- """
- The URL path to be used for this *path operation*.
- For example, in `http://example.com/items`, the path is `/items`.
- """
- ),
- ],
- *,
- response_model: Annotated[
- Any,
- Doc(
- """
- The type to use for the response.
- It could be any valid Pydantic *field* type. So, it doesn't have to
- be a Pydantic model, it could be other things, like a `list`, `dict`,
- etc.
- It will be used for:
- * Documentation: the generated OpenAPI (and the UI at `/docs`) will
- show it as the response (JSON Schema).
- * Serialization: you could return an arbitrary object and the
- `response_model` would be used to serialize that object into the
- corresponding JSON.
- * Filtering: the JSON sent to the client will only contain the data
- (fields) defined in the `response_model`. If you returned an object
- that contains an attribute `password` but the `response_model` does
- not include that field, the JSON sent to the client would not have
- that `password`.
- * Validation: whatever you return will be serialized with the
- `response_model`, converting any data as necessary to generate the
- corresponding JSON. But if the data in the object returned is not
- valid, that would mean a violation of the contract with the client,
- so it's an error from the API developer. So, FastAPI will raise an
- error and return a 500 error code (Internal Server Error).
- Read more about it in the
- [FastAPI docs for Response Model](https://fastapi.tiangolo.com/tutorial/response-model/).
- """
- ),
- ] = Default(None),
- status_code: Annotated[
- Optional[int],
- Doc(
- """
- The default status code to be used for the response.
- You could override the status code by returning a response directly.
- Read more about it in the
- [FastAPI docs for Response Status Code](https://fastapi.tiangolo.com/tutorial/response-status-code/).
- """
- ),
- ] = None,
- tags: Annotated[
- Optional[List[Union[str, Enum]]],
- Doc(
- """
- A list of tags to be applied to the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/#tags).
- """
- ),
- ] = None,
- dependencies: Annotated[
- Optional[Sequence[params.Depends]],
- Doc(
- """
- A list of dependencies (using `Depends()`) to be applied to the
- *path operation*.
- Read more about it in the
- [FastAPI docs for Dependencies in path operation decorators](https://fastapi.tiangolo.com/tutorial/dependencies/dependencies-in-path-operation-decorators/).
- """
- ),
- ] = None,
- summary: Annotated[
- Optional[str],
- Doc(
- """
- A summary for the *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- description: Annotated[
- Optional[str],
- Doc(
- """
- A description for the *path operation*.
- If not provided, it will be extracted automatically from the docstring
- of the *path operation function*.
- It can contain Markdown.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Path Operation Configuration](https://fastapi.tiangolo.com/tutorial/path-operation-configuration/).
- """
- ),
- ] = None,
- response_description: Annotated[
- str,
- Doc(
- """
- The description for the default response.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = "Successful Response",
- responses: Annotated[
- Optional[Dict[Union[int, str], Dict[str, Any]]],
- Doc(
- """
- Additional responses that could be returned by this *path operation*.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- deprecated: Annotated[
- Optional[bool],
- Doc(
- """
- Mark this *path operation* as deprecated.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- """
- ),
- ] = None,
- operation_id: Annotated[
- Optional[str],
- Doc(
- """
- Custom operation ID to be used by this *path operation*.
- By default, it is generated automatically.
- If you provide a custom operation ID, you need to make sure it is
- unique for the whole API.
- You can customize the
- operation ID generation with the parameter
- `generate_unique_id_function` in the `FastAPI` class.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = None,
- response_model_include: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to include only certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_exclude: Annotated[
- Optional[IncEx],
- Doc(
- """
- Configuration passed to Pydantic to exclude certain fields in the
- response data.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = None,
- response_model_by_alias: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response model
- should be serialized by alias when an alias is used.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_include-and-response_model_exclude).
- """
- ),
- ] = True,
- response_model_exclude_unset: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that were not set and
- have their default values. This is different from
- `response_model_exclude_defaults` in that if the fields are set,
- they will be included in the response, even if the value is the same
- as the default.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_defaults: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data
- should have all the fields, including the ones that have the same value
- as the default. This is different from `response_model_exclude_unset`
- in that if the fields are set but contain the same default values,
- they will be excluded from the response.
- When `True`, default values are omitted from the response.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#use-the-response_model_exclude_unset-parameter).
- """
- ),
- ] = False,
- response_model_exclude_none: Annotated[
- bool,
- Doc(
- """
- Configuration passed to Pydantic to define if the response data should
- exclude fields set to `None`.
- This is much simpler (less smart) than `response_model_exclude_unset`
- and `response_model_exclude_defaults`. You probably want to use one of
- those two instead of this one, as those allow returning `None` values
- when it makes sense.
- Read more about it in the
- [FastAPI docs for Response Model - Return Type](https://fastapi.tiangolo.com/tutorial/response-model/#response_model_exclude_none).
- """
- ),
- ] = False,
- include_in_schema: Annotated[
- bool,
- Doc(
- """
- Include this *path operation* in the generated OpenAPI schema.
- This affects the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for Query Parameters and String Validations](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#exclude-from-openapi).
- """
- ),
- ] = True,
- response_class: Annotated[
- Type[Response],
- Doc(
- """
- Response class to be used for this *path operation*.
- This will not be used if you return a response directly.
- Read more about it in the
- [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/#redirectresponse).
- """
- ),
- ] = Default(JSONResponse),
- name: Annotated[
- Optional[str],
- Doc(
- """
- Name for this *path operation*. Only used internally.
- """
- ),
- ] = None,
- callbacks: Annotated[
- Optional[List[BaseRoute]],
- Doc(
- """
- List of *path operations* that will be used as OpenAPI callbacks.
- This is only for OpenAPI documentation, the callbacks won't be used
- directly.
- It will be added to the generated OpenAPI (e.g. visible at `/docs`).
- Read more about it in the
- [FastAPI docs for OpenAPI Callbacks](https://fastapi.tiangolo.com/advanced/openapi-callbacks/).
- """
- ),
- ] = None,
- openapi_extra: Annotated[
- Optional[Dict[str, Any]],
- Doc(
- """
- Extra metadata to be included in the OpenAPI schema for this *path
- operation*.
- Read more about it in the
- [FastAPI docs for Path Operation Advanced Configuration](https://fastapi.tiangolo.com/advanced/path-operation-advanced-configuration/#custom-openapi-path-operation-schema).
- """
- ),
- ] = None,
- generate_unique_id_function: Annotated[
- Callable[[APIRoute], str],
- Doc(
- """
- Customize the function used to generate unique IDs for the *path
- operations* shown in the generated OpenAPI.
- This is particularly useful when automatically generating clients or
- SDKs for your API.
- Read more about it in the
- [FastAPI docs about how to Generate Clients](https://fastapi.tiangolo.com/advanced/generate-clients/#custom-generate-unique-id-function).
- """
- ),
- ] = Default(generate_unique_id),
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add a *path operation* using an HTTP TRACE operation.
- ## Example
- ```python
- from fastapi import APIRouter, FastAPI
- from pydantic import BaseModel
- class Item(BaseModel):
- name: str
- description: str | None = None
- app = FastAPI()
- router = APIRouter()
- @router.put("/items/{item_id}")
- def trace_item(item_id: str):
- return None
- app.include_router(router)
- ```
- """
- return self.api_route(
- path=path,
- response_model=response_model,
- status_code=status_code,
- tags=tags,
- dependencies=dependencies,
- summary=summary,
- description=description,
- response_description=response_description,
- responses=responses,
- deprecated=deprecated,
- methods=["TRACE"],
- operation_id=operation_id,
- response_model_include=response_model_include,
- response_model_exclude=response_model_exclude,
- response_model_by_alias=response_model_by_alias,
- response_model_exclude_unset=response_model_exclude_unset,
- response_model_exclude_defaults=response_model_exclude_defaults,
- response_model_exclude_none=response_model_exclude_none,
- include_in_schema=include_in_schema,
- response_class=response_class,
- name=name,
- callbacks=callbacks,
- openapi_extra=openapi_extra,
- generate_unique_id_function=generate_unique_id_function,
- )
- @deprecated(
- """
- on_event is deprecated, use lifespan event handlers instead.
- Read more about it in the
- [FastAPI docs for Lifespan Events](https://fastapi.tiangolo.com/advanced/events/).
- """
- )
- def on_event(
- self,
- event_type: Annotated[
- str,
- Doc(
- """
- The type of event. `startup` or `shutdown`.
- """
- ),
- ],
- ) -> Callable[[DecoratedCallable], DecoratedCallable]:
- """
- Add an event handler for the router.
- `on_event` is deprecated, use `lifespan` event handlers instead.
- Read more about it in the
- [FastAPI docs for Lifespan Events](https://fastapi.tiangolo.com/advanced/events/#alternative-events-deprecated).
- """
- def decorator(func: DecoratedCallable) -> DecoratedCallable:
- self.add_event_handler(event_type, func)
- return func
- return decorator
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