def is_all_field_none ( self ) : if self . _type_ is not None : return False if self . _value is not None : return False if self . _name is not None : return False return True
python check if field value is null
: rtype : bool
def is_all_field_none(self):
        """
        :rtype: bool
        """

        if self._type_ is not None:
            return False

        if self._value is not None:
            return False

        if self._name is not None:
            return False

        return True