[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Raymond Hettinger added the comment: New changeset 35f6301d68bdb0517be284421782d64407dfe72c by Raymond Hettinger in branch 'master': bpo-10978: Semaphores can release multiple threads at a time (GH-15588) https://github.com/python/cpython/commit/35f6301d68bdb0517be284421782d64407dfe72c

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Change by Raymond Hettinger : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Change by Raymond Hettinger : -- versions: +Python 3.9 -Python 3.5 ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Change by Raymond Hettinger : -- pull_requests: +15264 pull_request: https://github.com/python/cpython/pull/15588 ___ Python tracker ___

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Change by Mark Lawrence : -- nosy: -BreamoreBoy ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Josh Rosenberg added the comment: Never know whether to comment on issue itself, but just in case: There are issues with the patch when n 0 is passed, as n is not sanity checked, which would break the Semaphore invariant (value must be = 0). n == 0 is also a weird value, but harmless if

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Changes by Josh Rosenberg shadowranger+pyt...@gmail.com: -- nosy: +josh.rosenberg ___ Python tracker rep...@bugs.python.org http://bugs.python.org/issue10978 ___ ___

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Changes by Antoine Pitrou pit...@free.fr: -- nosy: +neologix ___ Python tracker rep...@bugs.python.org http://bugs.python.org/issue10978 ___ ___ Python-bugs-list mailing

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Raymond Hettinger added the comment: Updated patch (with tests and docs). -- nosy: +tim.peters versions: +Python 3.5 -Python 3.3 Added file: http://bugs.python.org/file35718/multirelease.diff ___ Python tracker rep...@bugs.python.org

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Mark Lawrence added the comment: Seems good to proceed as there are no dissenters. -- nosy: +BreamoreBoy ___ Python tracker rep...@bugs.python.org http://bugs.python.org/issue10978 ___

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Antoine Pitrou pit...@free.fr added the comment: Your patch uses tabs for indentation. Otherwise, looks good on the principle. -- nosy: +pitrou stage: - patch review type: behavior - feature request ___ Python tracker rep...@bugs.python.org

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

Changes by Raymond Hettinger raymond.hettin...@gmail.com: -- assignee: - rhettinger ___ Python tracker rep...@bugs.python.org http://bugs.python.org/issue10978 ___ ___

[issue10978] Add optional argument to Semaphore.release for releasing multiple threads

New submission from Raymond Hettinger rhettin...@users.sourceforge.net: Call sem.release(5) would have the same effect as: with lock: for i in range(5): sem.release() The use case is when a single semaphore is holding up multiple threads and needs to release them all. According