[Numpy-discussion] "ValueError: total size of new array must be unchanged" only on Windows

[Paolo]

How I can do this?



Il 05/02/2012 18:47, josef.pktd@gmail.com ha scritto:
>
>
> On Sun, Feb 5, 2012 at 12:39 PM, Paolo <p.zaffino@yahoo.it 
> <mailto:p.zaffino@yahoo.it>> wrote:
>
>     This is my code:
>
>     matrix="".join(f.readlines())
>
>
> my guess would be, that you have to strip the line endings \n versus \r\n
>
> Josef
>
>     matrix=np.fromstring(matrix, dtype=np.int16)
>     matrix=matrix.reshape(siz[2],siz[1],siz[0]).T
>
>
>
>
>     Il 05/02/2012 17:21, Olivier Delalleau ha scritto:
>>     It means there is some of your code that is not entirely
>>     platform-independent. It's not possible to tell you which part
>>     because you didn't provide your code. The problem may not even be
>>     numpy-related.
>>     So you should first look at the current shape of 'matrix', and
>>     what are the values of a, b and c, then see where the discrepancy
>>     is, and work from there.
>>
>>     -=- Olivier
>>
>>     Le 5 février 2012 11:16, Paolo Zaffino <p.zaffino@yahoo.it
>>     <mailto:p.zaffino@yahoo.it>> a écrit :
>>
>>         Yes, I understand this but I don't know because on Linux and
>>         Mac it works well.
>>         If the matrix size is different it should be different
>>         indipendently from os type.
>>         Am I wrong?
>>         Thanks for your support!
>>
>>
>>         ------------------------------------------------------------------------
>>         *From: * Olivier Delalleau <shish@keba.be
>>         <mailto:shish@keba.be>>;
>>         *To: * Discussion of Numerical Python
>>         <numpy-discussion@scipy.org
>>         <mailto:numpy-discussion@scipy.org>>;
>>         *Subject: * Re: [Numpy-discussion] "ValueError: total size of
>>         new array must be unchanged" only on Windows
>>         *Sent: * Sun, Feb 5, 2012 3:02:44 PM
>>
>>         It should mean that matrix.size != a * b * c.
>>
>>         -=- Olivier
>>
>>         Le 5 février 2012 09:32, Paolo <p.zaffino@yahoo.it> a écrit :
>>
>>             Hello,
>>             I wrote a function that works on a numpy matrix and it
>>             works fine on Mac
>>             OS and GNU/Linux (I didn't test it on python 3).
>>             Now I have a problem with numpy: the same python file
>>             doesn't work on
>>             Windows (Windows xp, python 2.7 and numpy 2.6.1).
>>             I get this error:
>>
>>             matrix=matrix.reshape(a, b, c)
>>             ValueError: total size of new array must be unchanged
>>
>>             Why? Do anyone have an idea about this?
>>             Thank you very much.
>>             _______________________________________________
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>>             NumPy-Discussion@scipy.org
>>             http://mail.scipy.org/mailman/listinfo/numpy-discussion
>>
>>
>>
>
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