added zip()
diff --git a/py/objtuple.c b/py/objtuple.c
index 7685cc4..5c1169e 100644
--- a/py/objtuple.c
+++ b/py/objtuple.c
@@ -116,8 +116,10 @@
mp_obj_tuple_t *o = m_new_obj_var(mp_obj_tuple_t, mp_obj_t, n);
o->base.type = &tuple_type;
o->len = n;
- for (int i = 0; i < n; i++) {
- o->items[i] = items[i];
+ if (items) {
+ for (int i = 0; i < n; i++) {
+ o->items[i] = items[i];
+ }
}
return o;
}
@@ -138,8 +140,18 @@
void mp_obj_tuple_get(mp_obj_t self_in, uint *len, mp_obj_t **items) {
assert(MP_OBJ_IS_TYPE(self_in, &tuple_type));
mp_obj_tuple_t *self = self_in;
- *len = self->len;
- *items = &self->items[0];
+ if (len) {
+ *len = self->len;
+ }
+ if (items) {
+ *items = &self->items[0];
+ }
+}
+
+void mp_obj_tuple_del(mp_obj_t self_in) {
+ assert(MP_OBJ_IS_TYPE(self_in, &tuple_type));
+ mp_obj_tuple_t *self = self_in;
+ m_del_var(mp_obj_tuple_t, mp_obj_t, self->len, self);
}
/******************************************************************************/