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| author | Yonatan Goldschmidt <yon.goldschmidt@gmail.com> | 2019-12-10 12:05:22 +0200 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2019-12-21 00:14:22 +1100 |
| commit | 42e45bd69491e56d4baa681eb34f13ca1c4bd1ba (patch) | |
| tree | fabf4557411d05d1b8024be42f9553fecd3903fb /py/objobject.c | |
| parent | 07ccb5588c4abcffa28f25907e699d1727d38bae (diff) | |
| download | micropython-42e45bd69491e56d4baa681eb34f13ca1c4bd1ba.tar.gz micropython-42e45bd69491e56d4baa681eb34f13ca1c4bd1ba.zip | |
py/objobject: Add object.__delattr__ function.
Similar to object.__setattr__.
Diffstat (limited to 'py/objobject.c')
| -rw-r--r-- | py/objobject.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/py/objobject.c b/py/objobject.c index ae8436bc88..fcf0390597 100644 --- a/py/objobject.c +++ b/py/objobject.c @@ -77,6 +77,23 @@ STATIC mp_obj_t object___setattr__(mp_obj_t self_in, mp_obj_t attr, mp_obj_t val return mp_const_none; } STATIC MP_DEFINE_CONST_FUN_OBJ_3(object___setattr___obj, object___setattr__); + +STATIC mp_obj_t object___delattr__(mp_obj_t self_in, mp_obj_t attr) { + if (!mp_obj_is_instance_type(mp_obj_get_type(MP_OBJ_TO_PTR(self_in)))) { + mp_raise_TypeError("arg must be user-type"); + } + + if (!mp_obj_is_str(attr)) { + mp_raise_TypeError(NULL); + } + + mp_obj_instance_t *self = MP_OBJ_TO_PTR(self_in); + if (mp_map_lookup(&self->members, attr, MP_MAP_LOOKUP_REMOVE_IF_FOUND) == NULL) { + mp_raise_msg(&mp_type_AttributeError, "no such attribute"); + } + return mp_const_none; +} +STATIC MP_DEFINE_CONST_FUN_OBJ_2(object___delattr___obj, object___delattr__); #endif STATIC const mp_rom_map_elem_t object_locals_dict_table[] = { @@ -88,6 +105,7 @@ STATIC const mp_rom_map_elem_t object_locals_dict_table[] = { #endif #if MICROPY_PY_DELATTR_SETATTR { MP_ROM_QSTR(MP_QSTR___setattr__), MP_ROM_PTR(&object___setattr___obj) }, + { MP_ROM_QSTR(MP_QSTR___delattr__), MP_ROM_PTR(&object___delattr___obj) }, #endif }; |