diff --git a/py/runtime.c b/py/runtime.c index b506c6a54994d4d154ed91ba9688fe40d4e32cba..d97763adf0435fe95a377a8c40035b8730f7dc6f 100644 --- a/py/runtime.c +++ b/py/runtime.c @@ -453,7 +453,7 @@ py_obj_t rt_list_append(py_obj_t self_in, py_obj_t arg) { self->u_tuple_list.items = m_renew(py_obj_t, self->u_tuple_list.items, self->u_tuple_list.alloc); } self->u_tuple_list.items[self->u_tuple_list.len++] = arg; - return arg; + return py_const_none; // return None, as per CPython } py_obj_t rt_gen_instance_next(py_obj_t self_in) {