Let's say you do this or any of the variants suggested... What does this do?
a = {"foo": 1} b = {} with a: with b: foo = 0 On Fri, Jul 26, 2019 at 3:20 AM Batuhan Taskaya <isidenti...@gmail.com> wrote: > I am proposing namespace context managers with implementing `__enter__` > and `__exit__` on dict objects. It would make closures possible in python > with a pythonic syntax. > > a = 4 > namespace = {} > > with namespace: > a = 3 > > assert a == 4 > assert namespace["a"] == 3 > _______________________________________________ > Python-ideas mailing list -- python-ideas@python.org > To unsubscribe send an email to python-ideas-le...@python.org > https://mail.python.org/mailman3/lists/python-ideas.python.org/ > Message archived at > https://mail.python.org/archives/list/python-ideas@python.org/message/TAVHEKDZVYKJUGZKWSVZVAOGBPLZVKQG/ > Code of Conduct: http://python.org/psf/codeofconduct/ > -- CALVIN SPEALMAN SENIOR QUALITY ENGINEER cspea...@redhat.com M: +1.336.210.5107 [image: https://red.ht/sig] <https://red.ht/sig> TRIED. TESTED. TRUSTED. <https://redhat.com/trusted>
_______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-le...@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/WIXNCWAEKSOUP6IY7CPCY6TOUJJSTDOP/ Code of Conduct: http://python.org/psf/codeofconduct/