test16测试代码
#-*- coding: utf-8 -*-
from sys import argv
script , filename = argv
print "We're gogning to erase %r ." % fliename
print "If you don't want that, hit CTRL-C(^C)."
print "If you want that ,hit RETURN."
#打开文件
target=open (filename,'w')
#清空文件
target.truncate()
#输入三行内容
line1 = raw_input("line 1 :")
line2 = raw_input("line 2 :")
line3 = raw_input("line 3 :")
#将上面三行内容写入文件
target.write(line1)
target.write("n")
target.write(line2)
target.write("n")
target.write(line3)
