Replaces terminal escape characters with a space

fix_text.py

#!/usr/bin/env python

import sys

def valid_character(i):
    return ord(i) < 128 and (ord(i) > 31 or ord(i) == 10 or ord(i) == 0)

def main(args):
    '''
    Replaces terminal escape characters with a space
    '''
    with open(args.path, 'r') as f:
        buf = f.read()
    fixed = ''.join([i if valid_character(i) else ' ' for i in buf])
    with open(args.path, 'w') as f:
        f.write(fixed)


    return 0

if __name__ == '__main__':
    from argparse import ArgumentParser
    parser = ArgumentParser(description=main.__doc__)
    parser.add_argument('path', help='Path to file to be fixed')
    args = parser.parse_args()

    sys.exit(main(args))