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py: Allow types to be hashable. 

Quite natural to have d[int] = handle_int .
This commit is contained in:
Paul Sokolovsky 2014-04-05 12:50:43 +03:00
parent c6813d92db
commit 91cbe6033a
2 changed files with 8 additions and 0 deletions
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2
py/obj.c
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@ -118,6 +118,8 @@ machine_int_t mp_obj_hash(mp_obj_t o_in) {
return (machine_int_t)o_in; return (machine_int_t)o_in;
} else if (MP_OBJ_IS_TYPE(o_in, &mp_type_tuple)) { } else if (MP_OBJ_IS_TYPE(o_in, &mp_type_tuple)) {
return mp_obj_tuple_hash(o_in); return mp_obj_tuple_hash(o_in);
} else if (MP_OBJ_IS_TYPE(o_in, &mp_type_type)) {
return (machine_int_t)o_in;
// TODO hash class and instances // TODO hash class and instances
// TODO delegate to __hash__ method if it exists // TODO delegate to __hash__ method if it exists

6
tests/basics/types_hash.py Normal file
View File

@ -0,0 +1,6 @@
# Types are hashable
print(hash(type) != 0)
print(hash(int) != 0)
print(hash(list) != 0)
class Foo: pass
print(hash(Foo) != 0)