Return a Reference! - Object Oriented Purity
If you mutate an object then return that object. In other words, if a method on an object has a side effect then return a reference to itself -- don't waste that return value!
In this video I describe a comma separator style workaround for use when dealing with bad object oriented designs in Python, specifically.
![|СОВМЕСТКА| Это любовь в одно касание... [with Ohiko Tyan]](https://images.videosashka.com/watch/inx2Welh5M0)
