I wrote: > I agree with Barry. Not only should they be in the stdlib, but they > should have very clear warnings in their docstrings and other documentation > that state that they are ONLY safe to use in single-threaded programs. > > This achieves two things: it makes them available to those who need > them (not everyone uses threads!), and it rather forcefully makes the > point that it's NOT usually a good idea to modify global state info in > a context manager because doing so is not generally threadsafe.
Nick Coghlan replies: > Wouldn't they be able to actually emit a warning at run-time if they're used > in a multi-threaded program? That would be even better motivation for > including them, IMO. I don't think that would be desirable. These things CAN be useful in a multi-threaded program if you know what you're doing. One common example would be to use them only from the main thread. -- Michael Chermside _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com