Abstract: In this work we present an empirical study on the use of inheritance in a curated corpus of Python systems. Replicating a study preformed on Java, we analyzed a collection of 51 software ...

This as-told-to essay is based on a conversation with Dana Blue, a 44-year-old estate-planning, probate, and real-estate attorney in Philadelphia. The following has been edited for length and clarity.

Simple example demonstrating inheritance , using a Stack class and a Sum Class to keep a running total of amounts. Push and pop values 0,1,2,3,4 onto, off of the stack, while keeping the sum - 0,1,3,6 ...