From 3e2d4b8800fb0cd0afe4da7ca6537f8f23847879 Mon Sep 17 00:00:00 2001
From: Benjamin Peterson <benjamin@python.org>
Date: Tue, 30 Oct 2012 23:41:54 -0400
Subject: initialize map/filter/zip in _PyBuiltin_Init rather than the
 catch-all function

---
 Python/bltinmodule.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'Python/bltinmodule.c')

diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index 0e6e6ff9ff..fac64bcc69 100644
--- a/Python/bltinmodule.c
+++ b/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;
-- 
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