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Author: StanFromIreland

Lib/test/test_zoneinfo/test_zoneinfo.py

@@ -1585,7 +1585,7 @@ def get(self, key, default=None):
         class ZI(self.klass):
             pass
         # Class attribute must be set after class creation
-        # to override zoneinfo.Zoneinfo.__init_subclass__.
+        # to override zoneinfo.ZoneInfo.__init_subclass__.
         ZI._weak_cache = Cache()
 
         with self.assertRaises(RuntimeError) as te:
@@ -1605,7 +1605,7 @@ def setdefault(self, key, value):
         class ZI(self.klass):
             pass
         # Class attribute must be set after class creation
-        # to override zoneinfo.Zoneinfo.__init_subclass__.
+        # to override zoneinfo.ZoneInfo.__init_subclass__.
         ZI._weak_cache = Cache()
 
         with self.assertRaises(RuntimeError) as te:

Modules/_zoneinfo.c

@@ -348,7 +348,7 @@ zoneinfo_ZoneInfo_impl(PyTypeObject *type, PyObject *key)
     if (!PyObject_TypeCheck(instance, type)) {
         PyErr_Format(PyExc_RuntimeError,
                      "Unexpected instance of %T in %s weak cache for key %R",
-                     instance, type->tp_name, key);
+                     instance, _PyType_Name(type), key);
         Py_DECREF(instance);
         Py_DECREF(weak_cache);
         return NULL;