From 5cf6394b126bcbc7a3e97d88b8b2d6fd51f3bee7 Mon Sep 17 00:00:00 2001
From: Raymond Hettinger <python@rcn.com>
Date: Sat, 25 Oct 2003 06:41:37 +0000
Subject: Use PyArg_UnpackTuple() where possible.

---
 Python/bltinmodule.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index 29804f5..0309f1de 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -1806,7 +1806,7 @@ builtin_sum(PyObject *self, PyObject *args)
 	PyObject *result = NULL;
 	PyObject *temp, *item, *iter;
 
-	if (!PyArg_ParseTuple(args, "O|O:sum", &seq, &result))
+	if (!PyArg_UnpackTuple(args, "sum", 1, 2, &seq, &result))
 		return NULL;
 
 	iter = PyObject_GetIter(seq);
-- 
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