Python实现PDF转Word文档

2018年7月12日10:52:29 发表评论 3,538 views

本文最后更新于2018年7月12日，已超过 1 年没有更新，如果文章内容或图片资源失效，请留言反馈，我们会及时处理，谢谢！

所需模块

pdfminer3k

python-docx

读取PDF

写入Word

移除32以下的字符

最终代码

import os
from configparser import ConfigParser
from io import StringIO
from io import open
from concurrent.futures import ProcessPoolExecutor

from pdfminer.pdfinterp import PDFResourceManager
from pdfminer.pdfinterp import process_pdf
from pdfminer.converter import TextConverter
from pdfminer.layout import LAParams
from docx import Document


def read_from_pdf(file_path):
    with open(file_path, 'rb') as file:
        resource_manager = PDFResourceManager()
        return_str = StringIO()
        lap_params = LAParams()

        device = TextConverter(
            resource_manager, return_str, laparams=lap_params)
        process_pdf(resource_manager, device, file)
        device.close()

        content = return_str.getvalue()
        return_str.close()
        return content


def save_text_to_word(content, file_path):
    doc = Document()
    for line in content.split('\n'):
        paragraph = doc.add_paragraph()
        paragraph.add_run(remove_control_characters(line))
    doc.save(file_path)


def remove_control_characters(content):
    mpa = dict.fromkeys(range(32))
    return content.translate(mpa)


def pdf_to_word(pdf_file_path, word_file_path):
    content = read_from_pdf(pdf_file_path)
    save_text_to_word(content, word_file_path)


def main():
    config_parser = ConfigParser()
    config_parser.read('config.cfg')
    config = config_parser['default']

    tasks = []
    with ProcessPoolExecutor(max_workers=int(config['max_worker'])) as executor:
        for file in os.listdir(config['pdf_folder']):
            extension_name = os.path.splitext(file)[1]
            if extension_name != '.pdf':
                continue
            file_name = os.path.splitext(file)[0]
            pdf_file = config['pdf_folder'] + '/' + file
            word_file = config['word_folder'] + '/' + file_name + '.docx'
            print('正在处理: ', file)
            result = executor.submit(pdf_to_word, pdf_file, word_file)
            tasks.append(result)
    while True:
        exit_flag = True
        for task in tasks:
            if not task.done():
                exit_flag = False
        if exit_flag:
            print('完成')
            exit(0)


if __name__ == '__main__':
    main()

import os

from configparser import ConfigParser

from io import StringIO

from io import open

from concurrent.futures import ProcessPoolExecutor

from pdfminer.pdfinterp import PDFResourceManager

from pdfminer.pdfinterp import process_pdf

from pdfminer.converter import TextConverter

from pdfminer.layout import LAParams

from docx import Document

def read_from_pdf(file_path):

with open(file_path, 'rb') as file:

resource_manager = PDFResourceManager()

return_str = StringIO()

lap_params = LAParams()

device = TextConverter(

resource_manager, return_str, laparams=lap_params)

process_pdf(resource_manager, device, file)

device.close()

content = return_str.getvalue()

return_str.close()

return content

def save_text_to_word(content, file_path):

doc = Document()

for line in content.split('\n'):

paragraph = doc.add_paragraph()

paragraph.add_run(remove_control_characters(line))

doc.save(file_path)

def remove_control_characters(content):

mpa = dict.fromkeys(range(32))

return content.translate(mpa)

def pdf_to_word(pdf_file_path, word_file_path):

content = read_from_pdf(pdf_file_path)

save_text_to_word(content, word_file_path)

def main():

config_parser = ConfigParser()

config_parser.read('config.cfg')

config = config_parser['default']

tasks = []

with ProcessPoolExecutor(max_workers=int(config['max_worker'])) as executor:

for file in os.listdir(config['pdf_folder']):

extension_name = os.path.splitext(file)[1]

if extension_name != '.pdf':

continue

file_name = os.path.splitext(file)[0]

pdf_file = config['pdf_folder'] + '/' + file

word_file = config['word_folder'] + '/' + file_name + '.docx'

print('正在处理: ', file)

result = executor.submit(pdf_to_word, pdf_file, word_file)

tasks.append(result)

while True:

exit_flag = True

for task in tasks:

if not task.done():

exit_flag = False

if exit_flag:

print('完成')

exit(0)

if __name__ == '__main__':

main()

运行效果

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