Steven D'Aprano <steve+comp.lang.pyt...@pearwood.info>: > I don't know about Java's Hotspot, but I do know that CPython's ref counting > garbage collector has at least one advantage over the GC used by Jython and > IronPython: unlike them, open files are closed as soon as they are no > longer in use.
You can't depend on that kind of behavior. Dangling resources may or may not be cleaned up, ever. > Oh, a bit of trivia: Apple is abandoning their garbage collector and going > back to a reference counter: > > https://developer.apple.com/news/?id=02202015a > > Word on Reddit is that Apple is concerned about performance and battery > life. That truly is a bit OT here. > It's like explicitly closing a file, either with file.close() or a context > manager. Both methods are explicit. Closing files and other resources are not directly related to GC. Here's the thing: GC relieves your from dynamic memory management. You are still on your own when it comes to other resources. > We're not trying to scare beginners, we're a group of moderately > experienced coders discussing "best practice" (or at least "reasonable > practice") when using callbacks. Who mentioned beginners? I'm abiding by the same best practices I'm advocating. Marko -- https://mail.python.org/mailman/listinfo/python-list
