Method conn_invalidated

test/engine/test_transaction.py:567–570

(dbapi_con, con_record, exception)

        # a connection with an XID present
        @event.listens_for(eng, "invalidate")
        def conn_invalidated(dbapi_con, con_record, exception):
            if exception is not None:
                dbapi_con.close()
                raise exception

        with eng.connect() as conn:
            rec = conn.connection._connection_record