Le Fri, 25 Oct 2013 17:08:50 +0200, Jean-Pierre Flori a écrit : > This is true both with Cygwin's shipped Python 2.7.x and the one I built > for Sage. > Here is a small snippet of code reproducing the problem: > """ > [Blah python stuff] >>>> from multiprocessing import Pool p = Pool(3) >>>> p.map(anything suitable) > ... > ValueError: semaphore or lock released too many times """ > This might be a problem with Python but I seem to remember succeeding in > this test some time ago with the same version of Python. > I tried Cygwin's GCC (4.7.3) and a custom built FSF GCC 4.8.2 without > success. I also tried to replace Cygwin binaries with version 1.7.0 and > a few others before 1.7.25 without apparent changes. > So I'm a little lost now. > > Can anyone reporduce that? > Any help would be appreciated! > For your info, I was unable to reproduce such a behavior on Cygwin 32 v 1.7.25 installs running on 64 bits Windows 7 both on real hardware and VirtualBox 4.3...
JP -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
