all: Make more use of mp_raise_{msg,TypeError,ValueError} helpers.
diff --git a/py/obj.c b/py/obj.c
index 493945a..1238b70 100644
--- a/py/obj.c
+++ b/py/obj.c
@@ -460,8 +460,7 @@
         }
     } else if (value == MP_OBJ_SENTINEL) {
         if (MICROPY_ERROR_REPORTING == MICROPY_ERROR_REPORTING_TERSE) {
-            nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
-                "object is not subscriptable"));
+            mp_raise_TypeError("object is not subscriptable");
         } else {
             nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_TypeError,
                 "'%s' object is not subscriptable", mp_obj_get_type_str(base)));