# cat1.py
# Written by Todd Wareham for CS 2500
"""
Given the name of a text file as a command-line argument, prints that
 file to standard output (version using readline() file-method).
"""

import sys

if len(sys.argv) != 2:
    print "usage:", sys.argv[0], " filename"
    sys.exit(1)

f = open(sys.argv[1], "r")

line = f.readline()

while line:
    print line.rstrip()
    line = f.readline()

f.close()