Frank Millman wrote:
Just out of interest, would the following, without a lock, be safe?old, atomic_int = atomic_int, atomic_int+1
nope. there's some information here (make sure you read the comments): http://effbot.org/pyfaq/what-kinds-of-global-value-mutation-are-thread-safe.htm and some additional discussion here: http://mail.python.org/pipermail/python-dev/2006-November/thread.html#69981 </F> -- http://mail.python.org/mailman/listinfo/python-list