#!/usr/bin/env python | |
import sys | |
if __name__ == '__main__': | |
if len(sys.argv) != 3: | |
print(sys.argv[0], 'input_file output_file') | |
sys.exit(1) | |
with open(sys.argv[1]) as f: | |
ifile = f.read() | |
if ifile != 'This is a text only input file.\n': | |
print('Malformed input') | |
sys.exit(1) | |
with open(sys.argv[2], 'w') as ofile: | |
ofile.write('This is a binary output file.\n') |