New submission from Ram Rachum:

I want to use big numbers for length.

>>> class A:
...     __len__ = lambda self: 10 ** 20
>>> len(A())
Traceback (most recent call last):
  File "<pyshell#5>", line 1, in <module>
    len(A())
OverflowError: cannot fit 'int' into an index-sized integer

----------
components: Interpreter Core
messages: 217957
nosy: cool-RR
priority: normal
severity: normal
status: open
title: __len__ can't return big numbers
versions: Python 3.4

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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue21444>
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