threads

[Jeremy Hylton]

>>>>> "AM" == Arne Mueller <a.mueller at icrf.icnet.uk> writes:

  AM> Hi All, I'm using the threading module in python 1.5.2b2. I'm
  AM> wondering wheather the different threads are all executed in
  AM> parallel on a multiprocessor machine.

The short answer is no.  The Python interpreter has a lock that
prevents allows only a single thread to execute at a time.  

This is an FAQ that isn't in the FAQ yet.  Here's a more detailed answer:

http://x37.deja.com/getdoc.xp?AN=415182307&CONTEXT=928434593.1326317628&hitnum=0

Jeremy