Added dict.clear.
Added 0 to the list of primes. Funky primes, these.
diff --git a/py/map.h b/py/map.h
index f8ca886..b4592c2 100644
--- a/py/map.h
+++ b/py/map.h
@@ -28,6 +28,7 @@
mp_map_t *mp_map_new(mp_map_kind_t kind, int n);
mp_map_elem_t* mp_map_lookup_helper(mp_map_t *map, mp_obj_t index, bool add_if_not_found);
mp_map_elem_t* mp_qstr_map_lookup(mp_map_t *map, qstr index, bool add_if_not_found);
+void mp_map_clear(mp_map_t *map);
void mp_set_init(mp_set_t *set, int n);
mp_obj_t mp_set_lookup(mp_set_t *set, mp_obj_t index, bool add_if_not_found);