import osimport sysimport timepdfs = (pdfs for pdfs in os.listdir('.') if pdfs.endswith('.pdf'))for pdf1 in pdfs: pdf = pdf1.replace(' ', '_').replace('-', '_').replace('&', '_') os.rename(pdf1, pdf) print('='*30) print(pdf)  txt = pdf[:-4] + '.txt' exe = '"' + sys.executable + '" "' pdf2txt = os.path.dirname(sys.executable) pdf2txt = pdf2txt + '//scripts//pdf2txt.py" -o ' try: #調用命令行工具pdf2txt.py進行轉換 #如果pdf加密過可以改寫下面的代碼 #在-o前面使用-P來指定密碼 cmd = exe + pdf2txt + txt + ' ' + pdf os.popen(cmd) #轉換需要一定時間，一般小文件2秒鐘足夠了 time.sleep(2) #輸出轉換后的文本，前200個字符 with open(txt, encoding='utf8') as fp:  print(fp.read(200)) except: pass