1 files changed, 2 insertions, 1 deletions
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index c316caf..3e6b70b 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -14279,7 +14279,8 @@ unicode_subscript(PyObject* self, PyObject* item)
         assert(_PyUnicode_CheckConsistency(result, 1));
         return result;
     } else {
-        PyErr_SetString(PyExc_TypeError, "string indices must be integers");
+        PyErr_Format(PyExc_TypeError, "string indices must be integers, not '%.200s'",
+                     Py_TYPE(item)->tp_name);
         return NULL;
     }
 }