From bf623ae8843dc30b28c574bec8d29fc14be59d86 Mon Sep 17 00:00:00 2001
From: Serhiy Storchaka <storchaka@gmail.com>
Date: Wed, 19 Apr 2017 20:03:52 +0300
Subject: bpo-30061: Check if
 PyObject_Size()/PySequence_Size()/PyMapping_Size() (#1096)

raised an error.

Replace them with using concrete types API that never fails if appropriate.
---
 Modules/itertoolsmodule.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Modules/itertoolsmodule.c')

diff --git a/Modules/itertoolsmodule.c b/Modules/itertoolsmodule.c
index 9823c77f77..fac5b29a6a 100644
--- a/Modules/itertoolsmodule.c
+++ b/Modules/itertoolsmodule.c
@@ -4325,7 +4325,7 @@ zip_longest_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
     PyObject *ittuple;  /* tuple of iterators */
     PyObject *result;
     PyObject *fillvalue = Py_None;
-    Py_ssize_t tuplesize = PySequence_Length(args);
+    Py_ssize_t tuplesize;
 
     if (kwds != NULL && PyDict_CheckExact(kwds) && PyDict_GET_SIZE(kwds) > 0) {
         fillvalue = PyDict_GetItemString(kwds, "fillvalue");
@@ -4338,6 +4338,7 @@ zip_longest_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 
     /* args must be a tuple */
     assert(PyTuple_Check(args));
+    tuplesize = PyTuple_GET_SIZE(args);
 
     /* obtain iterators */
     ittuple = PyTuple_New(tuplesize);
-- 
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