The secret is that as long as you don't yield no other task will run so you don't need locks at all.
On Jun 25, 2017 2:24 PM, "Chris Jerdonek" <chris.jerdo...@gmail.com> wrote: > Thank you. I had seen that, but it seems heavier weight than needed. > And it also requires locking on reading. > > --Chris > > On Sun, Jun 25, 2017 at 2:16 PM, Andrew Svetlov > <andrew.svet...@gmail.com> wrote: > > There is https://github.com/aio-libs/aiorwlock > > > > On Mon, Jun 26, 2017 at 12:13 AM Chris Jerdonek < > chris.jerdo...@gmail.com> > > wrote: > >> > >> I'm relatively new to async programming in Python and am thinking > >> through possibilities for doing "read-write" synchronization. > >> > >> I'm using asyncio, and the synchronization primitives that asyncio > >> exposes are relatively simple [1]. Have options for async read-write > >> synchronization already been discussed in any detail? > >> > >> I'm interested in designs where "readers" don't need to acquire a lock > >> -- only writers. It seems like one way to deal with the main race > >> condition I see that comes up would be to use loop.time(). Does that > >> ring a bell, or might there be a much simpler way? > >> > >> Thanks, > >> --Chris > >> > >> > >> [1] https://docs.python.org/3/library/asyncio-sync.html > >> _______________________________________________ > >> Async-sig mailing list > >> Async-sig@python.org > >> https://mail.python.org/mailman/listinfo/async-sig > >> Code of Conduct: https://www.python.org/psf/codeofconduct/ > > > > -- > > Thanks, > > Andrew Svetlov > _______________________________________________ > Async-sig mailing list > Async-sig@python.org > https://mail.python.org/mailman/listinfo/async-sig > Code of Conduct: https://www.python.org/psf/codeofconduct/ >
_______________________________________________ Async-sig mailing list Async-sig@python.org https://mail.python.org/mailman/listinfo/async-sig Code of Conduct: https://www.python.org/psf/codeofconduct/
