[issue1748] contextlib.contextmanager does not use functools.wraps

[Antoine Pitrou]

New submission from Antoine Pitrou:

The contextmanager function should call functools.wraps instead of
having its own attribute copying code. Just something I noticed while
reading the source.

----------
components: Library (Lib)
messages: 59413
nosy: pitrou
severity: minor
status: open
title: contextlib.contextmanager does not use functools.wraps
versions: Python 2.6

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<http://bugs.python.org/issue1748>
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