Python threads and Numeric/SciPy exploit Dual Core ?

Robert Kern robert.kern at gmail.com
Mon Oct 2 19:01:42 CEST 2006


robert wrote:
> Fredrik Lundh wrote:
> 
>> "robert" wrote:
>>
>>> Simple Python code obviously cannot use the dual core by Python threads.
>>> Yet, a program drawing CPU mainly for matrix computations - preferably
>>> with Numeric/SciPy -  will this profit from a dual core when using 2 (or
>>> more) Python threads?
>>
>> as long as the binding releases the GIL, sure.
> 
> Thus - does Numeric/SciPy release it?

Depends. Some of the linear algebra functions in scipy do. Most operations do 
not. People are looking at adding more.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
  that is made terrible by our own mad attempt to interpret it as though it had
  an underlying truth."
   -- Umberto Eco




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