[Numpy-discussion] RuntimeWarning: numpy.ndarray size changed

Charles R Harris charlesr.harris@gmail....
Wed Apr 11 14:22:17 CDT 2012


On Wed, Apr 11, 2012 at 1:11 PM, Charles R Harris <charlesr.harris@gmail.com
> wrote:

>
>
> On Wed, Apr 11, 2012 at 12:45 PM, Nils Wagner <
> nwagner@iam.uni-stuttgart.de> wrote:
>
>> Hi all,
>>
>> Can someone reproduce the following message ?
>>
>> Python 2.7.2 (default, Aug 19 2011, 20:41:43) [GCC] on
>> linux2
>> Type "help", "copyright", "credits" or "license" for more
>> information.
>> >>> import numpy
>>
>> /home/nwagner/local/lib64/python2.7/site-packages/numpy/random/__init__.py:91:
>> RuntimeWarning: numpy.ndarray size changed, may indicate
>> binary incompatibility
>>   from mtrand import *
>>  >> numpy.__version__
>> '1.7.0.dev-9aac543'
>> >>>
>>
>>
> It's a harmless artifact. When NO_DEPRECATED_API is defined, the ndarray
> structure is hidden so that direct member access raises a compile error.
> This confuses the heck out of Cython. There is a fairly recent post on the
> Cython mailing list about it. For release we will disable the warning so
> that it won't bother anyone.
>
>
Here is the Cython
discussion<http://mail.python.org/pipermail/cython-devel/2012-January/001848.html>.


Chuck
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