On Fri, Oct 6, 2017 at 8:05 PM, D'Arcy Cain <da...@vybenetworks.com> wrote: > On 10/05/2017 05:42 PM, Fetchinson . via Python-list wrote: >> >> On 10/5/17, Chris Angelico <ros...@gmail.com> wrote: >>> >>> On Fri, Oct 6, 2017 at 8:06 AM, Fetchinson . via Python-list >>> <python-list@python.org> wrote: >>>> >>>> import mystuff >>>> mystuff.some_more_expensive_stuff( x ) >>>> del mystuff >>>> del x >>> >>> You're not actually deleting anything. When you say "del x", all >>> you're doing is removing the *name* x. Especially, deleting an >>> imported module basically does nothing; it's a complete waste of time. >>> Modules are kept in their own special cache. >> >> >> Meaning that if mystuff has some leaky stuff in it, there is no way >> for me to recover? > > > Even if deleting mystuff actually removed it the objects that it created > would still exist. Import mystuff once at the top of your script. Importing > over and over just costs CPU and could, in fact, be contributing to your > leak.
Importing an already-imported module is as simple as: mystuff = sys.modules["mystuff"] So it's not contributing to the leak, but it's also not helping anything. ChrisA -- https://mail.python.org/mailman/listinfo/python-list
