python 3 the hard way lesson 16

#http://learnpythonthehardway.org/book/ex16.html
#to run it
#C:\Python33>python PTHW16.py 1.txt.txt

from sys import argv

script, filename =argv

print ("We are going to erase{}.".format(filename))

print ("If you don't want us to do that, hit ctrl +c (^c).")
print ("If you do want us to delete the file, hit RETURN")

input ("?")

print ("Opening the file...")
target = open(filename,'w')

print ("truncating the file...")
target.truncate()

print ("Now, I'm going to ask for three lines.")

line1 = (input("line 1: "))
line2 = (input("line 2: "))
line3 = (input("line 3: "))

print ("I'm going to write to the file!")

target.write(line1)
target.write("\n")
target.write(line2)
target.write("\n")
target.write(line3)
target.write("\n")

print ("Now, let's close the file.")
target.close()