Python: Exercise 17

#-*-coding:cp936-*-
From sys import ARGV
From Os.path Import exists

Script, from_file, to_file = argv

Print "Copying from%s to%s"% (From_file, to_file)

# We could do these and a line too?

In_file = open (From_file)
Indata = In_file.read ()

Print "The input file is%d bytes long"% len (indata)

Print "Does the output file exist? %r "% exists (To_file)

Print "Ready, hits RETURN to continue, ctrl-c to abort."
Raw_input ()

Out_file = open (To_file, ' W ')
Out_file.write (Indata)

#print "Alright, all done."

Out_file.close ()
In_file.close ()

#改成一行
Open (To_file, ' W '). Write (open (from_file). Read ())

Python: Exercise 17