```python
# Sample Python file for testing CodeConverter
# 한국어 주석 (Korean comment)
class Greeter:
"""A simple greeter class."""
def __init__(self, name: str):
self.name = name
def greet(self) -> str:
return f"Hello, {self.name}! 🚀"
def add(a: int, b: int) -> int:
"""Add two numbers."""
return a + b
if __name__ == "__main__":
g = Greeter("世界")
print(g.greet())
print(add(1, 2))
```