human
Complete the below
def date():

    ''''Builder for rebulk object.
    :return: Created Rebulk object
    :rtype: Rebulk'
    '''
 ... Can you provide a the Python code you requested?
assistant
#Here is the Python code you requested.
    rebulk = Rebulk().defaults(validator=seps_surround)
    rebulk.regex('\\d{4}', name='year', formatter=int, validator=(lambda match: (seps_surround(match) and valid_year(match.value))))
    def date_functional(string, context):
        '\n                                Search    for    date    in    the    string    and    retrieves    match\n\n                                :param    string:\n                                :return:\n                                '
        ret = search_date(string, context.get('date_year_first'), context.get('date_day_first'))
        if ret:
            return (ret[0], ret[1], {'value': ret[2]})
    rebulk.functional(date_functional, name='date', properties={'date': [None]}, conflict_solver=(lambda match, other: (other if (other.name in ['episode', 'season']) else '__default__')))
    rebulk.rules(KeepMarkedYearInFilepart)
    return rebulk