py/objtype: Allow mp_instance_cast_to_native_base to take native obj.
And rename it to mp_obj_cast_to_native_base() to indicate this. This allows users of this function to easily support native and native-subclass objects in the same way (by just passing the object through this function).
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2
py/obj.h
2
py/obj.h
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@ -728,7 +728,7 @@ mp_obj_t mp_obj_new_memoryview(byte typecode, size_t nitems, void *items);
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const mp_obj_type_t *mp_obj_get_type(mp_const_obj_t o_in);
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const char *mp_obj_get_type_str(mp_const_obj_t o_in);
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bool mp_obj_is_subclass_fast(mp_const_obj_t object, mp_const_obj_t classinfo); // arguments should be type objects
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mp_obj_t mp_instance_cast_to_native_base(mp_const_obj_t self_in, mp_const_obj_t native_type);
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mp_obj_t mp_obj_cast_to_native_base(mp_obj_t self_in, mp_const_obj_t native_type);
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void mp_obj_print_helper(const mp_print_t *print, mp_obj_t o_in, mp_print_kind_t kind);
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void mp_obj_print(mp_obj_t o, mp_print_kind_t kind);
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@ -109,7 +109,7 @@ STATIC mp_obj_t tuple_cmp_helper(mp_uint_t op, mp_obj_t self_in, mp_obj_t anothe
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mp_obj_tuple_t *self = MP_OBJ_TO_PTR(self_in);
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if (another_type->getiter != mp_obj_tuple_getiter) {
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// Slow path for user subclasses
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another_in = mp_instance_cast_to_native_base(another_in, MP_OBJ_FROM_PTR(&mp_type_tuple));
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another_in = mp_obj_cast_to_native_base(another_in, MP_OBJ_FROM_PTR(&mp_type_tuple));
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if (another_in == MP_OBJ_NULL) {
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return MP_OBJ_NULL;
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}
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py/objtype.c
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py/objtype.c
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@ -1389,13 +1389,17 @@ STATIC mp_obj_t mp_builtin_isinstance(mp_obj_t object, mp_obj_t classinfo) {
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MP_DEFINE_CONST_FUN_OBJ_2(mp_builtin_isinstance_obj, mp_builtin_isinstance);
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mp_obj_t mp_instance_cast_to_native_base(mp_const_obj_t self_in, mp_const_obj_t native_type) {
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mp_obj_t mp_obj_cast_to_native_base(mp_obj_t self_in, mp_const_obj_t native_type) {
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const mp_obj_type_t *self_type = mp_obj_get_type(self_in);
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if (!mp_obj_is_subclass_fast(MP_OBJ_FROM_PTR(self_type), native_type)) {
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if (MP_OBJ_FROM_PTR(self_type) == native_type) {
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return self_in;
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} else if (!mp_obj_is_subclass_fast(MP_OBJ_FROM_PTR(self_type), native_type)) {
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return MP_OBJ_NULL;
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} else {
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mp_obj_instance_t *self = (mp_obj_instance_t*)MP_OBJ_TO_PTR(self_in);
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return self->subobj[0];
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}
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mp_obj_instance_t *self = (mp_obj_instance_t*)MP_OBJ_TO_PTR(self_in);
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return self->subobj[0];
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}
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/******************************************************************************/
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