[Python-Dev] Request for CPython 3.5.3 release

Larry Hastings larry at hastings.org
Tue Jun 28 17:42:33 EDT 2016

On 06/28/2016 02:05 PM, Yury Selivanov wrote:
> Long story short, I've discovered that asyncio is broken in 3.5.2.
> Specifically, there is a callbacks race in `loop.sock_connect` which
> can make subsequent `loop.sock_sendall` calls to hang forever.  This
> thing is very tricky and hard to detect and debug; I had to spend a
> few hours investigating what's going on with a failing unittest in
> uvloop (asyncio-compatible event loop).  I can only imagine how hard
> it would be to understand what's going on in a larger codebase.
> For those who is interested, here's a PR for asyncio repo:
> https://github.com/python/asyncio/pull/366  It explains the bug in
> detail and there has a proposed patch to fix the problem.
> Larry and the release team: would it be possible to make an
> "emergency" 3.5.3 release?

I've looped in the rest of the 3.5 release team.

By the way, I don't know why you Cc'd Nick and Brett.  While they're 
fine fellows, they aren't on the release team, and they aren't involved 
in these sorts of decisions.

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