Using time.sleep() in 2 threads causes lockup when hyper-threading is enabled

[OlafMeding at gmail.com]

Tim

> I did this under a debug build of Python

Perhaps this is the reason why you were not able to reproduce the
problem.  Could you try again with a standard build of Python?

I am a bit surprised that nobody else has tried running the short
Python program above on a hyper-threading or dual core / dual processor
system.

Olaf