def find_permissions_view_menu(self, view_menu):
return (<EOL>self.get_session.query(self.permissionview_model)<EOL>.filter_by(view_menu_id=view_menu.id)<EOL>.all()<EOL>)<EOL>
Finds all permissions from ViewMenu, returns list of PermissionView

:param view_menu: ViewMenu object
:return: list of PermissionView objects