[Numpy-discussion] Compound conditional indexing

Christopher Barker Chris.Barker@noaa....
Wed Sep 30 13:41:50 CDT 2009


Gökhan Sever wrote:
> How to conditionally index an array as shown below :
> 
> a = arange(10)
> a[5<a<8]
> 
> to get
> array([6,7])

In [56]: a[(5<a) & (a<8)]
Out[56]: array([6, 7])

not as efficient as it might be, but it works.

-Chris


-- 
Christopher Barker, Ph.D.
Oceanographer

Emergency Response Division
NOAA/NOS/OR&R            (206) 526-6959   voice
7600 Sand Point Way NE   (206) 526-6329   fax
Seattle, WA  98115       (206) 526-6317   main reception

Chris.Barker@noaa.gov


More information about the NumPy-Discussion mailing list