Change Logs 0.5.0 :pr:`66`: add dependency on patsy in requirements-dev.txt for new content 0.4.0 :pr:`55`: add one map :pr:`54`: add content for machine learning :pr:`47`: add helpers to create a video 0.3.1 :pr:`24`, :pr:`25`, :pr:`26`, :pr:`27`, :pr:`28`, :pr:`29`, :pr:`30`, :pr:`31`, :pr:`32`, :pr:`33`, :pr:`34`, :pr:`35`, :pr:`36`: ajout d'exercices existants :pr:`22`: ajout d'un exemple sur le Mathador :pr:`21`: refactoring