Antoine Pitrou <[EMAIL PROTECTED]> added the comment: loops4.patch adds a mechanism to avoid blocking signal catching in empty loops (such as "for x in it: pass" or "while x: pass"). Much of the speedup is still retained.
./python -m timeit "for x in xrange(10000): pass" Before: 1000 loops, best of 3: 737 usec per loop After: 1000 loops, best of 3: 438 usec per loop ./python -m timeit "x=100" "while x: x -= 1" Before: 10000 loops, best of 3: 21.7 usec per loop After: 100000 loops, best of 3: 16.6 usec per loop ./python Tools/pybench/pybench.py -t ForLoops Before: 364ms per round After: 242ms per round Added file: http://bugs.python.org/file9832/loops4.patch __________________________________ Tracker <[EMAIL PROTECTED]> <http://bugs.python.org/issue2459> __________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com