From c058fd14a9abdffff4f65ebd87a042fad6e68a2e Mon Sep 17 00:00:00 2001 From: Raymond Hettinger Date: Sat, 7 Feb 2004 02:45:22 +0000 Subject: * Fix ref counting in extend() and extendleft(). * Let deques support reversed(). --- Objects/enumobject.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'Objects/enumobject.c') diff --git a/Objects/enumobject.c b/Objects/enumobject.c index 8b2e6e116ba..7ed58da09e5 100644 --- a/Objects/enumobject.c +++ b/Objects/enumobject.c @@ -174,8 +174,7 @@ reversed_new(PyTypeObject *type, PyObject *args, PyObject *kwds) if (!PyArg_UnpackTuple(args, "reversed", 1, 1, &seq)) return NULL; - /* Special case optimization for xrange and lists */ - if (PyRange_Check(seq) || PyList_Check(seq)) + if (PyObject_HasAttrString(seq, "__reversed__")) return PyObject_CallMethod(seq, "__reversed__", NULL); if (!PySequence_Check(seq)) { -- cgit v1.2.3