[Numpy-discussion] 1.8.0rc1

[Sebastian Berg]

On Tue, 2013-10-01 at 12:00 +0200, Jens Jørgen Mortensen wrote:
> Den 30-09-2013 17:17, Charles R Harris skrev:
> 
> > Hi All,
> > 
> > 
> > NumPy 1.8.0rc1 is up now on sourceforge .The binary builds are
> > included except for Python 3.3 on windows, which will arrive later.
> > Many thanks to Ralf for the binaries, and to those who found and
> > fixed the bugs in the last beta. Any remaining bugs are all my
> > fault ;) I hope this will be the last release before final, so
> > please test it thoroughly.
> > 
> 
> I seems that solve() doesn't like arrays like zeros((3, 0)).  I get
> this with 1.8.0rc1 on Ubuntu 13.04 and Python 2.7.4:
> 
Hey,

can you create an issue on github so I don't forget it? This needs
another special case to handle with the new gufunc based code. (Added
checks there recently to fix these, but the `K=0` one is missing).

- Sebastian

> Python 2.7.4 (default, Apr 19 2013, 18:32:33) 
> [GCC 4.7.3] on linux2
> Type "help", "copyright", "credits" or "license" for more information.
> >>> import numpy as np
> >>> np
> <module 'numpy' from
> '/home/jensj/numpy-1.8.0rc1/lib/python/numpy/__init__.pyc'>
> >>> np.linalg.solve(np.eye(3), np.zeros((3, 0)))
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
>   File "/home/jensj/numpy-1.8.0rc1/lib/python/numpy/linalg/linalg.py",
> line 380, in solve
>     r = gufunc(a, b, signature=signature, extobj=extobj)
> ValueError: cannot remove a zero-sized axis from an iterator
> 
> with 1.7.1 it works OK:
> 
> >>> np
> <module 'numpy' from
> '/usr/lib/python2.7/dist-packages/numpy/__init__.pyc'>
> >>> np.linalg.solve(np.eye(3), np.zeros((3, 0)))
> array([], shape=(3, 0), dtype=float64)
> 
> Jens Jørgen
> 
> > Chuck
> > 
> 
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