Build query to retrieve object

        :param dict view_kwargs: kwargs from the resource view
        :params sqlalchemy_field filter_field: the field to filter on
        :params filter_value: the value to filter with
        :return sqlalchemy query: a query from sqlalchemy

def retrieve_object_query(self, view_kwargs, filter_field, filter_value):
        """Build query to retrieve object

        :param dict view_kwargs: kwargs from the resource view
        :params sqlalchemy_field filter_field: the field to filter on
        :params filter_value: the value to filter with
        :return sqlalchemy query: a query from sqlalchemy
        """
        return self.session.query(self.model).filter(filter_field == filter_value)