def __normalize_rhs(self, rhs: ValueType) -> ValueType:
if is_string(rhs):
return _parse_iso_date(rhs) or rhs
return self.__normalize_value(rhs)
def _needs_casting(self, value, function_type=None):
return is_string(value)
def accepts_rhs(cls, value):
return is_datetime(value) or is_string(value)
def _accepts_lhs(self, lhs, function_type):
return lhs is None or is_string(lhs)
def accepts_rhs(cls, rhs):
return is_string(rhs)
def _match(self, lhs):
if is_string(lhs) and lhs.lower() == 'false':
return not self.rhs
return bool(lhs) is self.rhs