... I had a sneaky feeling that my testing of the Python 2 to 3 changes was not sofficient. ... I finished checking all the code I had changed so far with pyflakes, fixing the code, and retesting. ... I tested the stsci.tools package running under python 3 and it threw some errors that I will have to test tomorrow. ... I was able to fix the Python 3 bugs in convertgeis.py and convertwaveredfits.py. ... I haven't committed the changes, as there was one conflict, which I will rsolve tomorrow. ...