[Numpy-discussion] storing magnitude data

[Tim Hochberg]

Daniel Sheltraw wrote:

> Hello All
>
> Would someone please tell me how to store magnitude data in the first 
> half of
> a previously allocated complex array (I need to save memory). Memory 
> saving
> things like this are so simple and intuitive in C but less so in NumPy.

 >>> a = 3*na.arange(10) + 4*na.arange(10)*1j
 >>> na.absolute(a, a.real)
 >>> a.real
array([  0.,   5.,  10.,  15.,  20.,  25.,  30.,  35.,  40.,  45.])


>
> Thanks,
> Daniel
>
>
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