It is brutal. I can say with first hand experience: The APIs for Pandas and NumPy are awful and insanely dynamic. As a result, it is frequently difficult to k

It is brutal. I can say with first hand experience: The APIs for Pandas and NumPy are awful and insanely dynamic. As a result, it is frequently difficult to know what is allowed with calling a method. It is exhausting. Since many methods are "hyper-dynamic", many of the error messages are unhelpful.