py: Implement __getattr__.

It's not completely satisfactory, because a failed call to __getattr__
should not raise an exception.

__setattr__ could be implemented, but it would slow down all stores to a
user created object.  Need to implement some caching system.

1 files changed, 1 insertions, 0 deletions

diff --git a/py/runtime.h b/py/runtime.h
index b817d61aec..b233d23b4a 100644
--- a/py/runtime.h
+++ b/py/runtime.h
@@ -46,6 +46,7 @@ void mp_unpack_sequence(mp_obj_t seq, uint num, mp_obj_t *items);
 mp_obj_t mp_store_map(mp_obj_t map, mp_obj_t key, mp_obj_t value);
 mp_obj_t mp_load_attr(mp_obj_t base, qstr attr);
 void mp_load_method(mp_obj_t base, qstr attr, mp_obj_t *dest);
+void mp_load_method_maybe(mp_obj_t base, qstr attr, mp_obj_t *dest);
 void mp_store_attr(mp_obj_t base, qstr attr, mp_obj_t val);
 void mp_store_subscr(mp_obj_t base, mp_obj_t index, mp_obj_t val);