Python Function Decorator

# 단순 Decorator의 경우
decorated_func = decorator_name(decorated_func)
# 인자가 있는 Decorator의 경우
decorated_func = decorator_name(arg1)(decorated_func)

# Using @property decorator
class Celsius:
    def __init__(self, temperature=0):
        self.temperature = temperature

    def to_fahrenheit(self):
        return (self.temperature * 1.8) + 32

    @property
    def temperature(self):
        print("Getting value...")
        return self._temperature

    @temperature.setter
    def temperature(self, value):
        print("Setting value...")
        if value < -273.15:
            raise ValueError("Temperature below -273 is not possible")
        self._temperature = value