Method e

test/orm/test_session.py:1293–1296

(mapper, conn, target)

        @event.listens_for(m, "after_update")
        def e(mapper, conn, target):
            sess = object_session(target)
            for entry in list(sess.identity_map.values()):
                entry.name = "5"

        a1, a2 = User(name="1"), User(name="2")