[AstroPy] ANN: pywcs 1.9 released
Wed Jul 21 09:53:08 CDT 2010
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 Google seems to point to things out of date and searching for pywcs at www.stsci.edu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".
> 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
>> 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.
>> - 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
>> Michael Droettboom
>> Science Software Branch
>> Space Telescope Science Institute
>> Baltimore, Maryland, USA
>> AstroPy mailing list
> Dr. William T."Tom" Bridgman Scientific Visualization
> Global Science& Technology, Inc. NASA/Goddard Space Flight
> 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/
> AstroPy mailing list
Science Software Branch
Space Telescope Science Institute
Baltimore, Maryland, USA
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