... I ported the changes to stsci.sphere and resolved the 2to3 compaibility problems. ... I finished up converting the stsci.sphere package to run under Python 2 and 3, then converted the stsci.imagestats and stsci.imagemanip packages. ... I was able to run the test case for stsci.sphere to completion, so I checked the code in. ... I fixed the last remaining problem with the stsci.* packages and checked it in and moved onto updating the pysynphot package. ... Archive for 2015 . ...