#!/usr/bin/env python#__*__ coding: utf-8 __*__import reimport linecache def fileParse(): inputfile = input('Input SourcFile:') ##輸入源文件，如A.txt fp = open(inputfile, 'r')  number =[] lineNumber = 1 keyword = input('Slice Keyword:') ##輸入你要切分的關鍵字 outfilename = input('Outfilename:')##輸出文件名，如out.txt則寫out即可，后續輸出的文件是out0.txt,out1.txt...  for eachLine in fp:    m = re.search(keyword, eachLine) ##查詢關鍵字  if m is not None:   number.append(lineNumber) #將關鍵字的行號記錄在number中  lineNumber = lineNumber + 1 size = int(len(number)) for i in range(0,size-1):  start = number[i]  end = number[i+1]  destLines = linecache.getlines(inputfile)[start+1:end-1] #將行號為start+1到end-1的文件內容截取出來  fp_w = open(outfilename + str(i)+'.txt','w') #將截取出的內容保存在輸出文件中  for key in destLines:   fp_w.write(key)  fp_w.close() if __name__ == "__main__": fileParse()