game.py

#!/usr/bin/env python
# coding: utf-8

SEP = '\n<!-- GAME -->\n'

def get_between_sep(fname, sep):
    with open(fname, 'rb') as f:
        contents = f.read()
    parts = contents.split(sep)
    assert len(parts) == 3
    return parts


table = {
    ' ': '[<img width="20" src="src/pussy.jpg">][ohai]',
    '.': '[<img width="20" src="src/dick.jpg">][onoe]',
}


def make_game_iter(iter):
    for in_line in iter:
        in_line = in_line.rstrip('\n')
        out_line = ' '.join(table[char] for char in in_line)
        yield out_line + '  '

    yield '[ohai]: http://www.berkeley.edu/'
    yield '[onoe]: http://www.stanford.edu/%%30%30'


def make_game(fname):
    return '\n'.join(make_game_iter(open(fname, 'rb')))


def main(game_fname, doc_fname):
    doc_parts = get_between_sep(doc_fname, SEP)
    game = make_game(game_fname)
    doc_parts[1] = game
    contents = SEP.join(doc_parts)
    with open(doc_fname, 'wb') as f:
        f.write(contents)
    return 0


##


class ProgramError(Exception):
    pass

def run():
    from sys import argv, stderr
    try:
        exit(main(*argv[1:]) or 0)
    except ProgramError, exc:
        print >> stderr, exc
    except TypeError, exc:
        if exc.message.startswith("main() takes"):
            print >> stderr, exc
        else:
            raise

if __name__ == '__main__':
    run()