[Python]enum 클래스의 value를 리스트로 만들기

from enum import Enum

class ExtendedEnum(Enum):

    @classmethod
    def list(cls):
        return [c.value for c in cls]

class OperationType(ExtendedEnum):
    CREATE = 'CREATE'
    STATUS = 'STATUS'
    EXPAND = 'EXPAND'
    DELETE = 'DELETE'

print(OperationType.list())

참고
How to get all values from python enum class?