Enum for use with Django ChoiceField

choice_enum.py

from enum import Enum, EnumMeta


class ChoiceEnumMeta(EnumMeta):
    def __iter__(self):
        return ((tag, tag.value) for tag in super().__iter__())


class ChoiceEnum(Enum, metaclass=ChoiceEnumMeta):
    """
    Enum for Django ChoiceField use.
    
    Usage::

        class Colors(ChoiceEnum):
            red = "Red"
            green = "Green"
            blue = "Blue"

        class MyModel(models.Model):
            color = models.CharField(max_length=20, choices=Colors)
    """

django-model-utils

https://github.com/jazzband/django-model-utils/blob/master/docs/utilities.rst

from model_utils import Choices

class Article(models.Model):
    STATUS = Choices('draft', 'published')
    status = models.CharField(choices=STATUS, default=STATUS.draft, max_length=20)

@waketzheng, you're the man! thanks for pointing to django-model-utils