1. Armin Rigo
  2. cpython-withatomic

Commits

Raymond Hettinger  committed f3c871b

Issue 5982: Classmethod and staticmethod expose wrapped function with __func__.

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  • Parent commits 2d3c2cf
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Files changed (3)

File Lib/test/test_funcattrs.py

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  • Ignore whitespace
         self.assert_(cell(-36) == cell(-36.0))
         self.assert_(cell(True) > empty_cell())
 
+class StaticMethodAttrsTest(unittest.TestCase):
+    def test_func_attribute(self):
+        def f():
+            pass
+
+        c = classmethod(f)
+        self.assert_(c.__func__ is f)
+
+        s = staticmethod(f)
+        self.assert_(s.__func__ is f)
+
 
 def test_main():
     support.run_unittest(FunctionPropertiesTest, ImplicitReferencesTest,
                               ArbitraryFunctionAttrTest, FunctionDictsTest,
-                              FunctionDocstringTest, CellTest)
+                              FunctionDocstringTest, CellTest,
+                              StaticMethodAttrsTest)
 
 if __name__ == "__main__":
     test_main()

File Misc/NEWS

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  • Ignore whitespace
 - Issue #6089: Fixed str.format with certain invalid field specifiers
   that would raise SystemError.
 
+- Issue #5982: staticmethod and classmethod now expose the wrapped
+  function with __func__.
+
 - Added support for multiple context managers in the same with-statement.
   Deprecated contextlib.nested() which is no longer needed.
 

File Objects/funcobject.c

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  • Ignore whitespace
 	return 0;
 }
 
+static PyMemberDef cm_memberlist[] = {
+	{"__func__", T_OBJECT, offsetof(classmethod, cm_callable), READONLY},
+	{NULL}  /* Sentinel */
+};
+
 PyDoc_STRVAR(classmethod_doc,
 "classmethod(function) -> method\n\
 \n\
 	0,					/* tp_iter */
 	0,					/* tp_iternext */
 	0,					/* tp_methods */
-	0,					/* tp_members */
+	cm_memberlist,		/* tp_members */
 	0,					/* tp_getset */
 	0,					/* tp_base */
 	0,					/* tp_dict */
 	return 0;
 }
 
+static PyMemberDef sm_memberlist[] = {
+	{"__func__", T_OBJECT, offsetof(staticmethod, sm_callable), READONLY},
+	{NULL}  /* Sentinel */
+};
+
 PyDoc_STRVAR(staticmethod_doc,
 "staticmethod(function) -> method\n\
 \n\
 	0,					/* tp_iter */
 	0,					/* tp_iternext */
 	0,					/* tp_methods */
-	0,					/* tp_members */
+	sm_memberlist,		/* tp_members */
 	0,					/* tp_getset */
 	0,					/* tp_base */
 	0,					/* tp_dict */