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objmodule: builtins override logic must come before native submodule special case

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Otherwise, when a builtin object is overridden _back to its original value_,
nothing happens.
This commit is contained in:
Jeff Epler 2021-04-28 15:54:59 -05:00
parent 9795197c99
commit a9f67ed70f
1 changed files with 8 additions and 8 deletions
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16
py/objmodule.c
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@ -79,20 +79,20 @@ STATIC void module_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest) {
mp_obj_dict_t *dict = self->globals;
if (dict->map.is_fixed) {
mp_map_elem_t *elem = mp_map_lookup(&dict->map, MP_OBJ_NEW_QSTR(attr), MP_MAP_LOOKUP);
#if MICROPY_CAN_OVERRIDE_BUILTINS
if (dict == &mp_module_builtins_globals) {
if (MP_STATE_VM(mp_module_builtins_override_dict) == NULL) {
MP_STATE_VM(mp_module_builtins_override_dict) = gc_make_long_lived(MP_OBJ_TO_PTR(mp_obj_new_dict(1)));
}
dict = MP_STATE_VM(mp_module_builtins_override_dict);
} else
#endif
// Return success if the given value is already in the dictionary. This is the case for
// native packages with native submodules.
if (elem != NULL && elem->value == dest[1]) {
dest[0] = MP_OBJ_NULL; // indicate success
return;
} else
#if MICROPY_CAN_OVERRIDE_BUILTINS
if (dict == &mp_module_builtins_globals) {
if (MP_STATE_VM(mp_module_builtins_override_dict) == NULL) {
MP_STATE_VM(mp_module_builtins_override_dict) = MP_OBJ_TO_PTR(mp_obj_new_dict(1));
}
dict = MP_STATE_VM(mp_module_builtins_override_dict);
} else
#endif
{
// can't delete or store to fixed map
return;