python3讀取pdf文件

一.安裝pdfminer3k模塊

二.讀取pdf文件

import sys
import importlib
importlib.reload(sys)

from pdfminer.pdfparser import PDFParser, PDFDocument
from pdfminer.pdfinterp import PDFResourceManager, PDFPageInterpreter
from pdfminer.converter import PDFPageAggregator
from pdfminer.layout import LTTextBoxHorizontal, LAParams
from pdfminer.pdfinterp import PDFTextExtractionNotAllowed

def readPDF(path, toPath):
    # 以二進制形式打開pdf文件
    with open(path, "rb") as f:
        # 創建一個pdf文檔分析器
        parser = PDFParser(f)
        # 創建pdf文檔
        pdfFile = PDFDocument()
        # 鏈接分析器與文檔對象
        parser.set_document(pdfFile)
        pdfFile.set_parser(parser)
        # 提供初始化密碼
        pdfFile.initialize()
        # 檢測文檔是否提供txt轉換
    if not pdfFile.is_extractable:
        raise PDFTextExtractionNotAllowed
    else:
        # 解析數據
        # 數據管理
        manager = PDFResourceManager()
        # 創建一個PDF設備對象
        laparams = LAParams()
        device = PDFPageAggregator(manager, laparams=laparams)
        # 解釋器對象
        interpreter = PDFPageInterpreter(manager, device)

        # 開始循環處理，每次處理一頁
        for page in pdfFile.get_pages():
            interpreter.process_page(page)
            layout = device.get_result()
            for x in layout:
                if(isinstance(x, LTTextBoxHorizontal)):
                    with open(toPath, "a") as f:
                        str = x.get_text()
                        # print(str)
                        f.write(str+"\n")

path = r"G:\program\PycharmProjects\day06\3.讀取pdf文件\文檔.pdf"
toPath = r"G:\program\PycharmProjects\day06\3.讀取pdf文件\a.txt"
readPDF(path, toPath)