1 files changed, 19 insertions, 0 deletions
diff --git a/Lib/test/leakers/test_tee.py b/Lib/test/leakers/test_tee.py
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+++ b/Lib/test/leakers/test_tee.py
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+
+# Test case taken from test_itertools
+# See http://mail.python.org/pipermail/python-dev/2005-November/058339.html
+
+from itertools import tee
+
+def leak():
+    def fib():
+        def yield_identity_forever(g):
+            while 1:
+                yield g
+        def _fib():
+            for i in yield_identity_forever(head):
+                yield i
+        head, tail, result = tee(_fib(), 3)
+        return result
+
+    x = fib()
+    x.next()