[SciPy-Dev] ANN: SciPy 0.10 beta 1

[Ralf Gommers]

Hi Christoph,


On Tue, Sep 13, 2011 at 12:21 AM, Christoph Gohlke <cgohlke at uci.edu> wrote:

>
>
> On 9/12/2011 2:36 PM, Ralf Gommers wrote:
>
>> Hi,
>>
>> I am pleased to announce the availability of the first beta release of
>> SciPy 0.10.0. For this release over a 100 tickets and pull requests have
>> been closed, and many new features have been added. Some of the
>> highlights are:
>>
>>   - support for Bento as a build system for scipy
>>   - generalized and shift-invert eigenvalue problems in sparse.linalg
>>   - addition of discrete-time linear systems in the signal module
>>
>> Sources and binaries can be found at
>> https://sourceforge.net/**projects/scipy/files/scipy/0.**10.0b1/<https://sourceforge.net/projects/scipy/files/scipy/0.10.0b1/>,
>> release
>> notes are copied below.
>> Binaries for Python 2.x are available, on Python 3 there are a few known
>> problems that should be solved first. When they are, a second beta will
>> follow.
>>
>> Please try this release and report problems on the mailing list.
>>
>> Cheers,
>> Ralf
>>
>>
> Hi Ralf,
>
> regarding Python 3:
>
> 1) The patch from numpy ticket #1919 might be necessary on some platforms <
> http://projects.scipy.org/**numpy/ticket/1919<http://projects.scipy.org/numpy/ticket/1919>
> >.
>
> Any important platforms? I haven't noticed any problems related to that
issue yet, and I'd like to keep compatibility with numpy 1.5.x for the
binaries.


> 2) On my system, 2to3 did not correctly convert all imports in
> special.__init__.py, special.add_newdocs.py, and linalg.misc.py. I needed
> to manually change
>
> -from _logit import logit, expit
> +from ._logit import logit, expit
>
> -import fblas
> +from . import fblas
>

I noticed that too. "from . import foo" is not valid python 2.4 syntax, so I
hope there's an easy way we can make 2to3 see the error of its ways.


>
> 3) The attached patch fixes some test errors and failures.
>
> That all looks fine. Is the changed PIL import necessary for PIL trunk? I
seem to remember something about changed namespaces in PIL, but "import
Image" used to be standard. Does your fix work with older PIL (1.1.6)?

Thanks,
Ralf



> Christoph
>
>
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