[Numpy-discussion] NumPy on 64-bit Linux (Opteron)
Bruce Southey
southey at uiuc.edu
Tue Feb 8 08:05:29 EST 2005
Hi,
I should also add that on a P3 (same info as below), there is no problem as the
correct dimensions are returned.
Regards
Bruce
---- Original message ----
>Date: Tue, 8 Feb 2005 09:06:04 -0600
>From: Bruce Southey <southey at uiuc.edu>
>Subject: Re: [Numpy-discussion] NumPy on 64-bit Linux (Opteron)
>To: konrad.hinsen at laposte.net, numpy-discussion
<numpy-discussion at lists.sourceforge.net>
>
>Hi,
>Yes (Python 2.3.3 [GCC 3.3.3 (SuSE Linux)]) with Numeric 23.7 (clean install).
>
>It is to do with the function:
>extern PyObject * PyArray_Reshape(PyArrayObject *self, PyObject *shape)
>
>the variable s_known is not being assigned correctly (gets set to zero). I
>think that stems from this call that doesn't set the dimensions correctly:
>
>PyArray_As1D(&shape, (char **)&dimensions, &n, PyArray_LONG)
>
>dimensions in the second loop has value 0.
>
>Regards
>Bruce
>
>---- Original message ----
>>Date: Tue, 8 Feb 2005 12:44:18 +0100
>>From: konrad.hinsen at laposte.net
>>Subject: [Numpy-discussion] NumPy on 64-bit Linux (Opteron)
>>To: numpy-discussion <numpy-discussion at lists.sourceforge.net>
>>
>>Is anyone here using NumPy on Opteron machines running Linux in 64 bit
>>mode? I am running into problems such as:
>>
>>Python 2.4 (#4, Jan 18 2005, 18:06:45)
>>[GCC 3.2.3 20030502 (Red Hat Linux 3.2.3-42)] on linux2
>>Type "help", "copyright", "credits" or "license" for more information.
>> >>> from Numeric import *
>> >>> a = arange(4)
>> >>> a
>>array([0, 1, 2, 3])
>> >>> a.shape = (2, 2)
>>Traceback (most recent call last):
>> File "<stdin>", line 1, in ?
>>ValueError: total size of new array must be unchanged
>>
>>This is with Python 2.4 and Numeric 23.7. Before looking into this
>>myself, I thought I'd ask here, perhaps someone has already found a
>>fix.
>>
>>Konrad.
>>--
>>------------------------------------------------------------------------
>>-------
>>Konrad Hinsen
>>Laboratoire Leon Brillouin, CEA Saclay,
>>91191 Gif-sur-Yvette Cedex, France
>>Tel.: +33-1 69 08 79 25
>>Fax: +33-1 69 08 82 61
>>E-Mail: khinsen at cea.fr
>>------------------------------------------------------------------------
>>-------
>>
>>
>>
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