[Numpy-discussion] numpy.ma.compress

Stefan van der Walt stefan@sun.ac...
Wed Jan 23 16:05:25 CST 2008


On Wed, Jan 23, 2008 at 11:17:51AM -1000, Eric Firing wrote:
> Pierre,
> 
> numpy.compress exists, but numpy.ma.compress does not; is this
> intentional?

Looks like x.compress exists, but it doesn't work as expected:

x = N.ma.array([1,2,3],mask=[True,False,Fals])
x.compress(x<2)

throws

ValueError: total size of new array must be unchanged

Regards
Stéfan


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