[Numpy-discussion] Another dumb structured array question
Wed Sep 30 09:24:30 CDT 2009
On Wed, Sep 30, 2009 at 9:51 AM, Travis Oliphant <firstname.lastname@example.org> wrote:
> On Sep 29, 2009, at 3:32 PM, David Warde-Farley wrote:
>> Is there an easy way to get multiple subdtypes out? e.g. if I have a
>> dtype([('foo', 'i4'), ('bar', 'i8'), ('baz', 'S100')])
>> and an array with that dtype, is there a way to only get the 'foo' and
>> arr[('foo','bar')] doesn't seem to work.
> Try (with a later version of NumPy --- possibly trunk):
> arr[['foo', 'bar']]
> (i.e. with a list instead of a tuple)
That's really helpful to know. Is it too early to document this on
the wiki <http://docs.scipy.org/doc/numpy/user/basics.rec.html>?
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