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- import collections
- def get_main_text_font(pdf_docs):
- font_names = collections.Counter()
- for page in pdf_docs:
- blocks = page.get_text('dict')['blocks']
- if blocks is not None:
- for block in blocks:
- lines = block.get('lines')
- if lines is not None:
- for line in lines:
- span_font = [(span['font'], len(span['text'])) for span in line['spans'] if
- 'font' in span and len(span['text']) > 0]
- if span_font:
- # main_text_font应该用基于字数最多的字体而不是span级别的统计
- # font_names.append(font_name for font_name in span_font)
- # block_fonts.append(font_name for font_name in span_font)
- for font, count in span_font:
- font_names[font] += count
- main_text_font = font_names.most_common(1)[0][0]
- return main_text_font
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