[Numpy-discussion] Comparing x and x.view
Travis Oliphant
oliphant at ee.byu.edu
Wed Feb 7 23:09:16 EST 2007
Pierre GM wrote:
> On Wednesday 07 February 2007 22:38:30 Robert Kern wrote:
>
>> Pierre GM wrote:
>>
>>> All,
>>>
>>> I want to compare whether two arrays point to the same data.
>>> I've been using 'is' so far, but I'm wondering whether it's the right
>>> approach.
>>>
>> It isn't. Your analysis is correct.
>>
>
> So, there's no real point in using the Python 'id' function ? Do we need a
> shortcut to __array_interface__['data'] as id number ?
>
You have it (sort of a short-cut).
.ctypes.data
This works even if ctypes is not installed.
-Travis
More information about the NumPy-Discussion
mailing list