This replaces the original PEP 409 implementation. See #14133.

This patch also clarifies the definition of Naive and Aware.

Original patch by Greg Weller, I modified the first hunk
somewhat to make the exposition even clearer (I hope).

This patch also clarifies the definition of Naive and Aware.

Original patch by Greg Weller, I modified the first hunk
somewhat to make the exposition even clearer (I hope).

Patch by Hynek.

Patch by Hynek.

After a discussion in the tracker, the decision was made to keep the
ExFileObject class after all as a subclass of io.BufferedReader instead of
removing it completely.

branch: vs2010
tag: tip
user: Brian Curtin <brian@python.org>
date: Sun May 13 16:15:11 2012 -0500
summary: Changes to allow Profile Guided Optimization builds to succeed on VS2010

Issue #14245: Improve floating-point entry in FAQ.  Thanks Zbyszek Jędrzejewski-Szmek for some of the wording.

Issue #14417: Mutating a dict during lookup now restarts the lookup instead of raising a RuntimeError (undoes issue #14205).

timing attacks. Patch by Jon Oberheide.

The code itself does not raise a DeprecationWarning as the functions
are technically fine, it's just a bad API. Unfortunately experience
has shown that the terrible API has been exposed in various places,
necessitating that it stick around probably until py4k comes around
since it is such a shift to move over to importlib.find_loader().