On Thu, Mar 15, 2007 at 11:23:36AM +0100, Francesc Altet wrote:
> El dj 15 de 03 del 2007 a les 06:01 -0400, en/na Brian Blais va
> escriure:
> > Hello,
> >
> > Can someone tell me what the preferred way to specify the type of an array?
> > I want
> > it to be a float array, no matter what is given (say, integers). I can do:
> >
> > a=numpy.array([1,2,3],numpy.dtype('float'))
> >
> > or
> >
> > a=numpy.array([1,2,3],type(1.0))
> >
> > or perhaps many others. Is there a way that is recommended?
>
> Well, this depends on your preferences, I guess, but I like to be
> explicit, so I normally use:
>
> a=numpy.array([1,2,3], numpy.float64)
>
> but, if you are a bit lazy to type, the next is just fine as well:
>
> a=numpy.array([1,2,3], 'f8')
>
I just do
a = numpy.array([1,2,3], dtype=float)
The Python types int, float, and bool translate to numpy.int_,
numpy.double, and numpy.bool (i.e., the C equivalents of the Pythonn
types; note that int_ is a C long).
--
|>|\/|<
/--------------------------------------------------------------------------\
|David M. Cooke http://arbutus.physics.mcmaster.ca/dmc/
|[EMAIL PROTECTED]
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