From 1ce6136018b6e1447368e1cc9ec3b70b0dd8729d Mon Sep 17 00:00:00 2001
From: Jack Diederich <jackdied@gmail.com>
Date: Mon, 22 Feb 2010 19:55:22 +0000
Subject: fixes issue #1522237, bad init check in _threading_local

---
 Lib/_threading_local.py          |  2 +-
 Lib/test/test_threading_local.py | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/Lib/_threading_local.py b/Lib/_threading_local.py
index 243d84e..e953597 100644
--- a/Lib/_threading_local.py
+++ b/Lib/_threading_local.py
@@ -155,7 +155,7 @@ class _localbase(object):
         object.__setattr__(self, '_local__args', (args, kw))
         object.__setattr__(self, '_local__lock', RLock())
 
-        if args or kw and (cls.__init__ is object.__init__):
+        if (args or kw) and (cls.__init__ is object.__init__):
             raise TypeError("Initialization arguments are not supported")
 
         # We need to create the thread dict in anticipation of
diff --git a/Lib/test/test_threading_local.py b/Lib/test/test_threading_local.py
index 93ec12b..ab3b358 100644
--- a/Lib/test/test_threading_local.py
+++ b/Lib/test/test_threading_local.py
@@ -105,6 +105,21 @@ class ThreadingLocalTest(unittest.TestCase):
 
         self.assertTrue(passed[0])
 
+    def test_arguments(self):
+        # Issue 1522237
+        from thread import _local as local
+        from _threading_local import local as py_local
+
+        for cls in (local, py_local):
+            class MyLocal(cls):
+                def __init__(self, *args, **kwargs):
+                    pass
+
+            MyLocal(a=1)
+            MyLocal(1)
+            self.assertRaises(TypeError, cls, a=1)
+            self.assertRaises(TypeError, cls, 1)
+
 
 def test_main():
     suite = unittest.TestSuite()
-- 
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