def find_permissions_view_menu(self, view_menu):
        """
            Finds all permissions from ViewMenu, returns list of PermissionView

            :param view_menu: ViewMenu object
            :return: list of PermissionView objects
        """
        return (
            self.get_session.query(self.permissionview_model)
            .filter_by(view_menu_id=view_menu.id)
            .all()
        )