Kamyab

def happy_birthday(name: str) -> str:
    """
    Function to generate a happy birthday message for a given name.

    Parameters:
    - name: str
        The name of the person to wish a happy birthday.

    Returns:
    - str:
        A string containing the happy birthday message.

    Example:
    >>> happy_birthday("RapGod")
    "Happy birthday RapGod!"
    """

    # Generating the happy birthday message
    message = f"Happy birthday {name}!"

    # Returning the message
    return message

# Example usage of the happy_birthday function
name = "RapGod"
birthday_message = happy_birthday(name)
print(birthday_message)