| 9 | |
| 10 | # Class implementation |
| 11 | class Greeting(Greeter): |
| 12 | def __init__(self, prefix: str): |
| 13 | self.prefix = prefix |
| 14 | |
| 15 | def greet(self, name: str) -> str: |
| 16 | return f'{self.prefix}, {name}!' |
| 17 | |
| 18 | # Function |
| 19 | def print_greeting(greeter: Greeter, name: str): |