Fix qstr in objlist.c; add more tests for list.index.

list.index fails on an edge case.

1 files changed, 1 insertions, 1 deletions

diff --git a/py/objlist.c b/py/objlist.c
index 7b3b6f177..6c0de405f 100644
--- a/py/objlist.c
+++ b/py/objlist.c
@@ -194,7 +194,7 @@ static mp_obj_t list_index(int n_args, const mp_obj_t *args) {
          }
     }
 
-    nlr_jump(mp_obj_new_exception_msg(rt_q_ValueError, "Object not in list."));
+    nlr_jump(mp_obj_new_exception_msg(MP_QSTR_ValueError, "object not in list"));
 }
 
 static MP_DEFINE_CONST_FUN_OBJ_2(list_append_obj, mp_obj_list_append);