[Numpy-discussion] checking identity of arrays?
rlw at stsci.edu
rlw at stsci.edu
Fri Feb 23 10:51:11 EST 2001
John J. Lee:
>I must be missing something obvious: how does one check if two variables
>refer to the same array object?
Paul Dubois:
>if a is b:
I thought he was asking something different. Suppose I do this:
a = zeros(100)
b = a[10:20]
Now b is a view of a's data. Is there any way to test that
a and b refer to the same data? (Even if this was not John's
question, I'm curious to know the answer.)
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