On Wed, 2011-12-28 at 18:55 -0500, Jimmy Hartzell wrote:
> I'm reading the repoze.lru repository, which I checked out of
> https://github.com/repoze/repoze.lru.
>
> I have two questions about the locking:
>
> 1) It uses explicit self.lock.acquire and self.lock.release's. Is there a
> reason it's not using the with statement?
It's compatible with Python 2.4, which has no with statement.
> 2) But more interestingly, is there any reason why the get method (lines
> 34-45 in lru's __init__.py) doesn't seem to be protected with locks?
IIRC, I analyzed it and decided that get didn't need any locking, that
the unserialized access to "self.clock" and "self.hand" that it does are
effectively harmless. If you have info to the contrary, I'd like to
hear it.
Thanks!
- C
>
> - Jimmy Hartzell
>
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