Hello, I just updated my one recto-verso sheet Python 3 Cheat Sheet https://perso.limsi.fr/pointal/python:memento Many modifications and enhancements (bytes, literal ints, assignment complement, conversion tricks, cleaning sequences indexing, complement on boolean logic, modules import, exceptions, small organization charts for flow control, complement on list dict set methods, string methods, complment on files). Still available in english and in french. As the document become more dense, old version is kept online if prefered. A+ L.Pointal.