Installation:
    sudo pip install timeparse

usage:
    >>> import argparse
    >>> from timeparse import ParseDateTime
    >>> parser = argparse.ArgumentParser()
    >>> parser.add_argument('--datetime', action=ParseDateTime, nargs='+')
    >>> parser.parse_args("--datetime 2.4.2013 23:02".split()).datetime
    datetime.datetime(2013, 4, 2, 23, 2)

