[ase-users] cannot import name minpack2

[Marcin Dulak]

Hi,

On 04/18/2013 10:55 AM, Bernd Hartke wrote:
> On 04/18/2013 10:38 AM, Marcin Dulak wrote:
>> On 04/17/2013 07:58 PM, Bernd Hartke wrote:
>>> On 04/17/2013 07:32 PM, Marcin Dulak wrote:
>>>> rpm -q python numpy python-scipy
>>> This gives me:
>>>
>>> python-2.7.2-7.17.1.x86_64
>>> package numpy is not installed
>>> python-scipy-0.11.0-23.6.x86_64
>>>
>>> "rpm -q python python-numpy python-scipy" (which is what you probably
>>> intended) gives me this:
>>>
>>> python-2.7.2-7.17.1.x86_64
>>> python-numpy-1.7.0-62.1.x86_64
>>> python-scipy-0.11.0-23.6.x86_64
>> hm, i'm getting the same.
>> When you do: python -c "from scipy.optimize import minpack2"
>> does it fail printing the new scipy path?
>> python -c "import scipy; print scipy"
>> Should be /usr/lib64 ...
>>
>>
>
> Confusingly, or interestingly, as root 'python -c "from scipy.optimize 
> import minpack2" ' produces exactly nothing. With my own userid I get 
> what I had before, i.e.:
>> Traceback (most recent call last):
>>   File "<string>", line 1, in <module>
>>   File 
>> "/usr/local/lib64/python2.7/site-packages/scipy/optimize/__init__.py", line 
>> 146, in <module>
>>   File 
>> "/usr/local/lib64/python2.7/site-packages/scipy/optimize/optimize.py", line 
>> 34, in <module>
>>   File 
>> "/usr/local/lib64/python2.7/site-packages/scipy/optimize/linesearch.py", 
>> line 16, in <module>
>> ImportError: cannot import name minpack2
>
> This prompted me to check $PYTHONPATH, which is simply empty for root 
> but contains various stuff for my own userid --- one entry comes from 
> the ADF package, others from me, in probably failed attempts to add in 
> what PYTHONPATH "should" contain besides what ADF wants (which points 
> to some ADF-internal python things). Hence, when I delete PYTHONPATH 
> completely in my userid, the command
>    python -c "from scipy.optimize import minpack2"
> also produces no response, probably indicating that it just works fine.
>
> In fact, this eliminates the error I got for the hpc test.
ok
> However, now I am stuck with the (new) error in the oi test:
>
>> ERROR: oi.py (ScriptTestCase)
>> ----------------------------------------------------------------------
>> Traceback (most recent call last):
>>   File "/usr/lib/python2.7/site-packages/ase/test/__init__.py", line 
>> 54, in testfile
>>     execfile(self.filename, {'display': self.display})
>>   File "/usr/lib/python2.7/site-packages/ase/test/fio/oi.py", line 
>> 42, in <module>
>>     write(fname1, atoms, format=format)
>>   File "/usr/lib/python2.7/site-packages/ase/io/__init__.py", line 
>> 460, in write
>>     write(filename, images, **kwargs)
>>   File "/usr/lib/python2.7/site-packages/ase/io/png.py", line 40, in 
>> write_png
>>     PNG(atoms, **parameters).write(filename)
>>   File "/usr/lib/python2.7/site-packages/ase/io/eps.py", line 139, in 
>> write
>>     self.write_trailer()
>>   File "/usr/lib/python2.7/site-packages/ase/io/png.py", line 26, in 
>> write_trailer
>>     x = renderer._renderer.buffer_rgba(0, 0)
>> IndexError: Unexpected SeqBase<T> length.
>>
>> ----------------------------------------------------------------------
>
> which I did not have after my first ASE installation attempt...
this is due to the changes in matplotlib, already fixed in ASE trunk
https://trac.fysik.dtu.dk/projects/ase/changeset/2984/trunk/ase/io/png.py
You can install the ASE trunk, or continue using the repo version, but 
won't be able to save png files.

Best regards,

Marcin

>
> Bernd
>


-- 
***********************************
  
Marcin Dulak
Technical University of Denmark
Department of Physics
Building 307, Room 229
DK-2800 Kongens Lyngby
Denmark
Tel.: (+45) 4525 3157
Fax.: (+45) 4593 2399
email: Marcin.Dulak at fysik.dtu.dk

***********************************

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