Python Enum with label / verbose name / description

enum_with_label.py

import enum


class EnumWithDisplayName(enum.Enum):
    def __new__(cls, value, name=None):
        if not hasattr(cls, "_display_names"):
            cls._display_names = {}
        if name is not None:
            if value in cls._display_names:
                raise NotImplementedError(f"'{cls.__name__}' values must be unique")
            cls._display_names[value] = name
        if not issubclass(cls, value.__class__):
            raise TypeError(
                "Enum class must be subtype of its value class: " f"'class {cls.__name__}({value.__class__.__name__}, EnumWithDisplayName)'"
            )
        enum_obj = value.__class__.__new__(cls, value)
        enum_obj._value_ = value
        return enum_obj

    @property
    def display_name(self):
        return self._display_names.get(self.value, self.name)