The 2006-12-22 at 22:31 by Loïc d'Anterroches filed under Python.
If you are experimenting with Stackless Python which is
an enhanced version of the Python programming language. It allows programmers to reap the benefits of thread-based programming without the performance and complexity problems associated with conventional threads. The microthreads that Stackless adds to Python are a cheap and lightweight convenience …
I recommend you to test the working environment script from Ian Bicking to easily switch from your normal version of Python to the stackless one and vice-versa.