[AstroPy] Practical Python for Astronomers web tutorial

Fri May 27 12:23:55 EDT 2011

I'm afraid the solution is even dirtier:

I commented in /usr/local/scisoft/bin/Setup.bash the lines that set the 
PYTHONPATH variable to make this work.

++
Mat

On 27/05/11 12:19 PM, Mathieu Servillat wrote:
> Hi Kelle,
>
> not sure I'm the best person to answer, but I indeed had to face 
> conflicts between Scisoft and EPD (on Mac). I want to use pyraf, but 
> also the latest python distribution and packages. Basically, if you 
> install EPD after scisoft, the different PATH are set for EPD and 
> pyraf won't start.
>
> I have both Scisoft (2010.10.2b) and EPD (7.0-2) installed, and my 
> dirty solution to be able to use both is in the .bash_profile:
>
>   #import my python scripts
>   export PYTHONPATH=$PYTHONPATH:/.../scripts/python/...
>
>   alias setpyraf="export 
> PYTHONPATH=${PYTHONPATH}:/usr/local/scisoft/packages/python/lib/python2.6/site-packages/"
>
>   #setup scisoft (as recommended)
>   . /usr/local/scisoft/bin/Setup.bash
>
>   #Setting PATH for EPD-7.0-2 (automatically added)
>   PATH="/Library/Frameworks/Python.framework/Versions/Current/bin:${PATH}"
>   export PATH
>
>
> So when I want to run pyraf I simply have to type setpyraf before and 
> it works! (however I'm not sure I understand everything, and maybe 
> someone can develop this with a cleaner solution). I believe the 
> conversion of this to csh or tcsh will work in the same way.
>
> Cheers,
> Mat
>
>
> On 27/05/11 11:50 AM, Kelle Cruz wrote:
>> Such a great resource, thanks guys!!
>>
>> We've decided to do the workshops during the first two weeks of our 
>> CUNY/AMNH REU program and so far, I anticipate one problem: Scisoft. 
>> There's a bit in the Installation workshop about handling packages 
>> with multiple python installations 
>> (http://python4astronomers.github.com/installation/packages.html#multiple-pythons-on-your-computer), 
>> but I would like some specific advice on how to handle existing 
>> Scisoft installations.
>>
>> Specifically, if we want to keep Scisoft installed for the IRAF 
>> installation (which we need for pyraf, right?), but NOT for the 
>> Python install, what should we do? I figure there's some combo of 
>> environment variables that need setting/unsetting in the .tcshrc and 
>> if someone can point us in the right direction, that would help get 
>> us started as smoothly as possible.
>>
>> Are there any other conflicts that I should anticipate with 
>> installing the EPD on computers that have existing Python installations?
>>
>> Thanks for your advice!
>> kelle
>>
>> On Mon, May 23, 2011 at 10:18 AM, Tom Aldcroft 
>> <aldcroft at head.cfa.harvard.edu 
>> <mailto:aldcroft at head.cfa.harvard.edu>> wrote:
>>
>>     My colleagues and I would like to announce the availability of a web
>>     tutorial aimed at teaching Python to astronomers through a series of
>>     interactive workshops:
>>
>>     http://python4astronomers.github.com/
>>
>>     Practical Python for Astronomers is a series of hands-on workshops to
>>     explore the Python language and the analysis tools it provides. The
>>     emphasis is on using Python to solve real-world problems that
>>     astronomers are likely to encounter in research.  Some features:
>>
>>     - Workshops immediately use plotting, analysis, and file reading
>>     tools.
>>     - Along the way elements of the Python language are introduced.
>>     - Workshops are interactive using examples run by participants on
>>     their laptops.
>>     - Comprehensive instructions a given for installing a full Python
>>     environment.
>>
>>     There are two goals.  First is to provide tutorials suitable for
>>     self-study by those wishing to learn Python for astronomy.  The
>>     greater goal is for those knowledgable in Python to teach the
>>     workshop
>>     series at their local institutions, adapting the content as desired.
>>     To that end we have developed the content in Sphinx RestructuredText
>>     and hosted the source on github at
>>     https://github.com/python4astronomers/. Anyone interested can clone
>>     the repository or download a tarball and make modifications needed to
>>     present the material locally.  We would also welcome comments, fixes,
>>     or suggestions for improvement. This can be done as a Github issue or
>>     pull request, or by sending email to
>>     aldcroft at head.cfa.harvard.edu <mailto:aldcroft at head.cfa.harvard.edu>.
>>
>>     The workshop material here was presented in the Spring of 2011 at the
>>     Harvard / Smithsonian Center for Astrophysics. A range of about 25 to
>>     50 people participated in the different workshops, which were 1.5
>>     hours in duration.  One key accomplishment was installing a working
>>     Python with NumPy, SciPy, and IPython on over 50 laptops (MacOS,
>>     linux, and Windows) during a single session.
>>
>>     Tom Aldcroft
>>     Tom Robitaille
>>     Brian Refsdal
>>     Gus Muench
>>     _______________________________________________
>>     AstroPy mailing list
>>     AstroPy at scipy.org <mailto:AstroPy at scipy.org>
>>     http://mail.scipy.org/mailman/listinfo/astropy
>>
>>
>>
>>
>> -- 
>> Kelle Cruz, PhD — http://kellecruz.com/
>> 917.725.1334 — Hunter ext: 16486 — AMNH ext: 3404
>>
>>
>> _______________________________________________
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>> AstroPy at scipy.org
>> http://mail.scipy.org/mailman/listinfo/astropy
>
>
> -- 
> Dr. Mathieu Servillat
> Harvard-Smithsonian Center for Astrophysics
> 60 Garden Street, MS-67
> Cambridge, MA 02138, USA
> +1 617 495 7275
> mservillat at cfa.harvard.edu
> --
>
>
>
> _______________________________________________
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> http://mail.scipy.org/mailman/listinfo/astropy

-- 
Dr. Mathieu Servillat
Harvard-Smithsonian Center for Astrophysics
60 Garden Street, MS-67
Cambridge, MA 02138, USA
+1 617 495 7275
mservillat at cfa.harvard.edu
--

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