Write a Python program to hold information on a course
- Program should have a main class
 - Variables are: Teacher name, Credits, Course Name
 - Add a method to enter teacher name and a method to enter credits
 - Use a try catch block to verify that credits is an “int”
 - Add a method to report on the variables
 - Use _init_ method to create attributes
 - Use def main method to start class
 - Create at least two instances
 - Add data and print using the methods defined in the class.
 
