[issue14077] sporadic test_multiprocessing failure

[Antoine Pitrou]

Antoine Pitrou <pitrou at free.fr> added the comment:

> IIRC, the reason is to avoid having a stale pyc file indefinitely in
> case of crash:
> if we always used, let's say, path + '.tmp', if the process crashes
> before the rename, then all subsequent attempts to write the bytecode
> will fail because of the stale temporary file.

But that will also fail if id(path) happens to be fairly
deterministic :) I don't know how much deterministic it can be in
practice, that probably depends on the OS and on the code path?

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<http://bugs.python.org/issue14077>
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