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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _parse_date_hungarian(dateString):
    '''Parse a string according to a Hungarian 8-bit date format.'''
    m = _hungarian_date_format_re.match(dateString)
    if not m or m.group(2) not in _hungarian_months:
        return None
    month = _hungarian_months[m.group(2)]
    day = m.group(3)
    if len(day) == 1:
        day = '0' + day
    hour = m.group(4)
    if len(hour) == 1:
        hour = '0' + hour
    w3dtfdate = '%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s%(zonediff)s' % \
                {'year': m.group(1), 'month': month, 'day': day,\
                 'hour': hour, 'minute': m.group(5),\
                 'zonediff': m.group(6)}
    return _parse_date_w3dtf(w3dtfdate)