multithreading - Python 2.7.5 - Run multiple threads simultaneously without slowing down -

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i'm creating simple multiplayer game in python. have split processes using default thread module in python. noticed program still slows down speed of other threads. tried using multiprocessing module not of objects can pickled.

is there alternative using multiprocessing module running simultaneous processes?

here options:

mpi4py: http://code.google.com/p/mpi4py/

celery: http://www.celeryproject.org/

pprocess: http://www.boddie.org.uk/python/pprocess.html

parallel python(pp): http://www.parallelpython.com/


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