In the Dog class, let's define our bark() instance method: If you execute this code in the terminal by running python lib/dog.py, you should see "Woof!" written out. Objects can only do what we teach ...

In the Dog class, let's define our bark() instance method: If you execute this code in the terminal by running python lib/dog.py, you should see "Woof!" written out. Objects can only do what we teach ...

Then we simply tested all the methods using the MyLibrary instance ... deal🤝 with objects and their attributes. These methods usually have a self keyword. Here’s an interesting thing, self is not a ...