string_enum_name.py

#!/usr/bin/env python3

from enum import auto
from enum import Enum
from typing import Any, List


class AutoNameValue(Enum):
    """Set the enumeration values to their names."""
    @staticmethod
    def _generate_next_value_(
        name: str, start: int, count: int, last_values: List[Any]
    ) -> str:
        return name


class Colour(AutoNameValue):
    RED = auto()
    GREEN = auto()
    BLUE = auto()

    def __str__(self) -> str:
        """Return the name of the enumeration, not its context."""
        return self.name


assert str(Colour.RED) == "red"
assert str(Colour.RED.name) == "red"
assert str(Colour.RED.value) == "red"