“The primary technical topic regarding moving codebases from Python 2 to 3.”

“Discussion of the process and benefits of moving large projects from Python 2 to Python 3.”

“Discussion on the community shift from Python 2 to Python 3.”

“The technical and cultural process of moving large systems from Python 2 to Python 3.”

“Discussion on the challenges and eventual success of moving the community from Python 2 to Python 3.”