[issue13177] Avoid chained exceptions in lru_cache

[Roundup Robot]

Roundup Robot <devnull at psf.upfronthosting.co.za> added the comment:

New changeset 8365f82f8a13 by Raymond Hettinger in branch '3.2':
Issue 13177: Make tracebacks more readable by avoiding chained exceptions in the lru_cache.
http://hg.python.org/cpython/rev/8365f82f8a13

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nosy: +python-dev

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue13177>
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