[3.12] gh-93096: Load doctests in `test_itertools` (GH-131133) (#131137)

gh-93096: Load doctests in `test_itertools` (GH-131133)
(cherry picked from commit 15a8412b5e12ae46761843d4442c7b56ffa75176)

Co-authored-by: donBarbos <donbarbos@proton.me>

diff --git a/Lib/test/test_itertools.py b/Lib/test/test_itertools.py
index 5b01f93bffc5490263896eb16e12579ce045a866..7378c5faf51bc56b0ffa13e5c0371f635dddea40 100644 (file)
--- a/Lib/test/test_itertools.py
+++ b/Lib/test/test_itertools.py
@@ -1,5 +1,6 @@
 import doctest
 import unittest
+import itertools
 from test import support
 from test.support import threading_helper, script_helper
 from itertools import *
@@ -2807,7 +2808,7 @@ class SizeofTest(unittest.TestCase):
 
 
 def load_tests(loader, tests, pattern):
-    tests.addTest(doctest.DocTestSuite())
+    tests.addTest(doctest.DocTestSuite(itertools))
     return tests