data_path_utils.py 863 B

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  1. #copyright (c) 2020 PaddlePaddle Authors. All Rights Reserve.
  2. #
  3. #Licensed under the Apache License, Version 2.0 (the "License");
  4. #you may not use this file except in compliance with the License.
  5. #You may obtain a copy of the License at
  6. #
  7. # http://www.apache.org/licenses/LICENSE-2.0
  8. #
  9. #Unless required by applicable law or agreed to in writing, software
  10. #distributed under the License is distributed on an "AS IS" BASIS,
  11. #WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. #See the License for the specific language governing permissions and
  13. #limitations under the License.
  14. import os
  15. def _find_classes(dir):
  16. # Faster and available in Python 3.5 and above
  17. classes = [d.name for d in os.scandir(dir) if d.is_dir()]
  18. classes.sort()
  19. class_to_idx = {classes[i]: i for i in range(len(classes))}
  20. return classes, class_to_idx