Write a class definition named Book. The Book class should have data attributes for a book’s title, the author’s name, and the publisher’s name. The class should also have the following:
a. An _ _init_ _ method for the class. The method should accept an argument for each of the data attributes.
b. Accessor and mutator methods for each data attribute.
c. An _ _str_ _ method that returns a string indicating the state of the object.
Add this code to the bottom of the file, and run the program.
''' Unit Test ''' if __name__ == "__main__": book = Book("The Cat in the Hat", "Dr. Seuss", "Random House") print(book)