[Numpy-discussion] switching to float32

Robert Kern robert.kern at gmail.com
Fri Jun 26 15:26:27 EDT 2009


On Fri, Jun 26, 2009 at 03:39, Christian K.<ckkart at hoc.net> wrote:
> John Schulman <joschu <at> caltech.edu> writes:
>
>>
>> I'm trying to reduce the memory used in a calculation, so I'd like to
>> switch my program to float32 instead of float64. Is it possible to
>> change the numpy default float size, so I don't have to explicitly
>> state dtype=np.float32 everywhere?
>
> Possibly not the nicest way, but
>
> np.float64 = np.float32
>
> somewhere at the beginning should work.

No. There is no way to change the default dtype of ones(), zeros(), etc.

-- 
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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