Aahz schrieb: > Maybe so, but I recently dealt with a painful bottleneck in Python code > caused by excessive stat() calls on a directory with thousands of files, > while the os.listdir() function was bogging things down hardly at all. > Granted, Python bytecode was almost certainly the cause of much of the > overhead, but I still suspect that a simple listing will be faster in C > code because of fewer system calls. It should be a matter of profiling > before this suggestion is rejected rather than making assertions about > what "should" be happening.
That works both ways, of course: whoever implements such a patch should also provide profiling information. Last time I changed the importing code to reduce the number of stat calls, I could hardly demonstrate a speedup. Regards, Martin _______________________________________________ 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
