New submission from Mark Dickinson:
Nitpick: the pure Python version of operator.index (new in Python 3.4,
introduced in issue #16694) doesn't match the C version, in that it looks up
__index__ on the object rather than the class.
iwasawa:cpython mdickinson$ ./python.exe
Python 3.4.0a1+ (default:9e61563edb67+, Aug 12 2013, 14:45:12)
[GCC 4.2.1 (Apple Inc. build 5664)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> from test import support
>>> py_operator = support.import_fresh_module('operator', blocked=['_operator'])
>>> c_operator = support.import_fresh_module('operator', fresh=['_operator'])
>>> class A(int): pass
...
>>> a = A(42); a.__index__ = lambda: 1729
>>>
>>> py_operator.index(a)
1729
>>> c_operator.index(a)
42
----------
components: Extension Modules
messages: 194966
nosy: mark.dickinson, zach.ware
priority: normal
severity: normal
status: open
title: Pure Python operator.index doesn't match the C version.
type: behavior
versions: Python 3.4
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue18712>
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