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Python学习20：利用函数来打印文件内容-St3ph3N的博客
source link: http://blog.51cto.com/6150141/2072958
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#--coding:utf-8--#从sys模块导入argv函数fromsysimportargv#利用argv函数，把argv中的东西解包，将所有的参数依次赋予左边的变量名script,input_file=argv#自定义一个函数，读取f的内容defprint_all(f):printf.read()#自定义函数，使用file中的seek方法来移动文件游标，用于依次读取文件行的功能defrew
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