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from enum import IntEnum
from typing import Optional
class Priority(IntEnum):
LOW = 0
MIDDLE = 1
HIGH = 2
values = [
Priority.LOW,
Priority.MIDDLE,
Priority.HIGH]
def format(priority: Priority) -> str:
if priority == Priority.LOW:
return "Low"
elif priority == Priority.MIDDLE:
return "Middle"
elif priority == Priority.HIGH:
return "High"
def parse(string: str) -> Optional[Priority]:
if string == "Low":
return Priority.LOW
elif string == "Middle":
return Priority.MIDDLE
elif string == "High":
return Priority.HIGH
else:
return None
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