old_as_balls.py

"""Old as Balls."""

import sys

from datetime import datetime, timedelta


def main(birthday):
    """Generate a link to make you feel old."""
    year, month, day = [int(part.strip()) for part in birthday.split('-')]
    now = datetime.now()
    birthdate = datetime(year, month, day)
    halfway = birthdate + timedelta(days=(now - birthdate).days / 2)
    return (
        'http://musicbrainz.org/search?query=date:%d-%02d*'
        '&type=release&limit=100&method=advanced' % (
            halfway.year, halfway.month))


if __name__ == '__main__':
    print main(sys.argv[1])