Executing this on ipython forces ipython to reload functions each time it executes them, really usefull if you are testing and modifying at the same time!
%load_ext autoreload
%autoreload 2
Just an extension of my memory - a way to remember all these little tricks I end up forgetting after a while.. Seen a few people use a blog for this.. seems useful
%load_ext autoreload
%autoreload 2