使用Python自带difflib模块进行文件内容差异对比

difflib_text.py

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#!/usr/bin/python import difflib import sys   try:     textfile1=sys.argv[1]     textfile2=sys.argv[2] except Exception,e:     print "Error:"+str(e)     print "Usage: difflib_text.py filename1 filename2"     sys.exit()   def readfile(filename):     try:     fileHandle = open (filename,'rb')         text = fileHandle.read().splitlines()     fileHandle.close()         return text     except IOError as error:         print('Read file Error:'+str(error))     sys.exit()   if textfile1=="" or textfile2=="":     print "Usage: simple3.py filename1 filename2"     sys.exit()   text1_lines = readfile(textfile1) text2_lines = readfile(textfile2)   d = difflib.HtmlDiff() print d.make_file(text1_lines,text2_lines)

测试：python difflib_text.py nginxdiff.conf nginxdiff2.conf

结果：

 

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