[py3] Always convert values from sqlite3 to unicode strings

        value = value.astimezone(timezone.utc).replace(tzinfo=None)

    return value.isoformat(str(" "))

Database.register_converter(str("bool"), lambda s: str(s) == '1')

Database.register_converter(str("time"), parse_time)

Database.register_converter(str("date"), parse_date)

Database.register_converter(str("datetime"), parse_datetime_with_timezone_support)

Database.register_converter(str("timestamp"), parse_datetime_with_timezone_support)

Database.register_converter(str("TIMESTAMP"), parse_datetime_with_timezone_support)

Database.register_converter(str("decimal"), util.typecast_decimal)

def decoder(conv_func):

    """ The Python sqlite3 interface returns always byte strings.

        This function converts the received value to a regular string before

        passing it to the receiver function.

    """

    return lambda s: conv_func(s.decode('utf-8'))

Database.register_converter(str("bool"), decoder(lambda s: s == '1'))

Database.register_converter(str("time"), decoder(parse_time))

Database.register_converter(str("date"), decoder(parse_date))

Database.register_converter(str("datetime"), decoder(parse_datetime_with_timezone_support))

Database.register_converter(str("timestamp"), decoder(parse_datetime_with_timezone_support))

Database.register_converter(str("TIMESTAMP"), decoder(parse_datetime_with_timezone_support))

Database.register_converter(str("decimal"), decoder(util.typecast_decimal))

Database.register_adapter(datetime.datetime, adapt_datetime_with_timezone_support)

Database.register_adapter(decimal.Decimal, util.rev_typecast_decimal)

if Database.version_info >= (2, 4, 1):