In the previous chapter, you learned about this book’s general rules for development on the Python Notebook. The object-oriented class named Pluto contains the methods and attributes, and you add new methods to Pluto as you learn new concepts and techniques. Review Chapter 1 if you are uncertain about the development philosophy.
Pluto challenges you to change the object’s name from Pluto to any other name. If you do change the name, then substitute that name where you see Pluto in your text and code. For example, if you change the object name to Sandy, then
Starting with this...