Project: datamanagement
Issue DM-6316: Update newinstall.sh to support Python 3
{{newinstall.sh}} currently insists on installing and checking for python 2.7. This needs to be changed to allow Python 3. Requires {{sconsUtils}} works with Python 3 as the {{lsst}} EUPS package is installed as part of {{newinstall.sh}}.
Story points: 1