[Python-Dev] Details of "import lock" in 3.3

[Antoine Pitrou]

Le Fri, 06 Sep 2013 17:08:28 +0200,
Jesus Cea <jcea at jcea.es> a écrit :
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> With importlib and other recent changes, what are the current details
> of "import lock"?. That is, the lock/locks held when Python code does
> "import", specially in the case of multithreading. Is that documented
> anywhere?

Quick summary here:
http://docs.python.org/3/whatsnew/3.3.html#a-finer-grained-import-lock

Otherwise, I'm afraid the source code has the most information, e.g.:
http://hg.python.org/cpython/file/1d88d04aade2/Lib/importlib/_bootstrap.py#l124

Regards

Antoine.