ignore AttributeErrors for classic classes

a7dc949e · Benjamin Peterson · 784d4550 · a7dc949e
Commit a7dc949e authored May 09, 2009 by Benjamin Peterson
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Objects/abstract.c Objects/abstract.c +2 -1

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--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -116,7 +116,8 @@ _PyObject_LengthHint(PyObject *o, Py_ssize_t defaultvalue)
 	ro = PyObject_CallFunctionObjArgs(hintmeth, NULL);
 	Py_DECREF(hintmeth);
 	if (ro == NULL) {
-		if (!PyErr_ExceptionMatches(PyExc_TypeError))
+		if (!PyErr_ExceptionMatches(PyExc_TypeError) &&
+		    !PyErr_ExceptionMatches(PyExc_AttributeError))
 			return -1;
 		return defaultvalue;
 	}