readfile.py

import sys

def main():
	testcases_file = open("testcases.txt", "r")
	for line in testcases_file:
		print_non_comment_line(line)

def print_non_comment_line(line):
	if (line[0] != '#'):
		stripped_line = line.lstrip()
		sys.stdout.write(stripped_line)

if __name__== "__main__":
	main()