Hi @doc-xie - xrange was available in older Slicer versions that used Python2, but it’s not in Python3, so it should be range instead. There’s some background on the transition here: Updating slicer to work with python 3
Hi @doc-xie - xrange was available in older Slicer versions that used Python2, but it’s not in Python3, so it should be range instead. There’s some background on the transition here: Updating slicer to work with python 3