[AstroPy] ANN: pywcs 1.9 released

Michael Droettboom mdroe@stsci....
Wed Jul 21 09:53:08 CDT 2010


http://trac6.assembla.com/astrolib/wiki/WikiStart

Mike

On 07/21/2010 10:27 AM, Bridgman, William T. wrote:
> Where is the top-level page for downloading this?
>
> Google seems to point to things out of date and searching for pywcs at www.stsci.edu
>    leads to pages with documentation without download links, or
> "Environment not found".
>
> Tom
> On Jul 21, 2010, at 10:06 AM, Michael Droettboom wrote:
>
>    
>> I have made a new release of pywcs, version 1.9.  It adds the
>> following
>> features and bugfixes since 1.8:
>>
>> - Support binary image arrays and pixel list format WCS by presenting
>>    a way to call wcslib's wcsbth()
>>
>> - Updated underlying wcslib to version 4.5, which fixes the following:
>>
>>      - Fixed the interpretation of VELREF when translating
>>        AIPS-convention spectral types.  Such translation is now handled
>>        by a new special- purpose function, spcaips().  The wcsprm
>>        struct has been augmented with an entry for velref which is
>>        filled by wcspih() and wcsbth().  Previously, selection by
>>        VELREF of the radio or optical velocity convention for type VELO
>>        was not properly handled.
>>
>> BUGS:
>>
>> - The "pc" member is now available with a default "raw" Wcsprm object.
>>
>> - Make properties that return arrays read-only, since modifying a
>>    (mutable) array could result in secondary values not being
>>    recomputed based on those changes.
>>
>> - float properties can now be set using int values
>>
>> Mike
>>
>> -- 
>> Michael Droettboom
>> Science Software Branch
>> Space Telescope Science Institute
>> Baltimore, Maryland, USA
>>
>> _______________________________________________
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>> AstroPy@scipy.org
>> http://mail.scipy.org/mailman/listinfo/astropy
>>      
> --
> Dr. William T."Tom" Bridgman               Scientific Visualization
> Studio
> Global Science&  Technology, Inc.          NASA/Goddard Space Flight
> Center
> Email: William.T.Bridgman@nasa.gov         Code 610.3
> Phone: 301-286-1346                        Greenbelt, MD 20771
> FAX:   301-286-1634                        http://svs.gsfc.nasa.gov/
>
>
>
>
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>    


-- 
Michael Droettboom
Science Software Branch
Space Telescope Science Institute
Baltimore, Maryland, USA

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