import fileinput filename = 'passwd' for line in fileinput.input(filename,inplace=1,backup='.bak') print line.replace('root','ROOT')
a = ' this is apple' a.replace('this','that') 对字符串的替换
mb60ffb84ea5705 博主文章分类:python ©著作权
import fileinput filename = 'passwd' for line in fileinput.input(filename,inplace=1,backup='.bak') print line.replace('root','ROOT')
a = ' this is apple' a.replace('this','that') 对字符串的替换
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