
def greet(name, msg="Good morning!"):
    """
    This function greets the person with the provided message.

    If the message is not provided, it defaults to "Good morning!"
    """

    print("Hello", name + ', ' + msg)


# Calling function with a single argument
greet("BMU")

# Calling function with two arguments
greet("BMU", "How do you do?")

