initialize map/filter/zip in _PyBuiltin_Init rather than the catch-all function

Objects/object.c

@@ -1708,15 +1708,6 @@ _Py_ReadyTypes(void)
     if (PyType_Ready(&PyMemberDescr_Type) < 0)
         Py_FatalError("Can't initialize member descriptor type");
 
-    if (PyType_Ready(&PyFilter_Type) < 0)
-        Py_FatalError("Can't initialize filter type");
-
-    if (PyType_Ready(&PyMap_Type) < 0)
-        Py_FatalError("Can't initialize map type");
-
-    if (PyType_Ready(&PyZip_Type) < 0)
-        Py_FatalError("Can't initialize zip type");
-
     if (PyType_Ready(&_PyNamespace_Type) < 0)
         Py_FatalError("Can't initialize namespace type");
 

Python/bltinmodule.c

@@ -2405,6 +2405,12 @@ PyObject *
 _PyBuiltin_Init(void)
 {
     PyObject *mod, *dict, *debug;
+
+    if (PyType_Ready(&PyFilter_Type) < 0 ||
+        PyType_Ready(&PyMap_Type) < 0 ||
+        PyType_Ready(&PyZip_Type) < 0)
+        return NULL;
+
     mod = PyModule_Create(&builtinsmodule);
     if (mod == NULL)
         return NULL;