gistfile1.py

def choices(name, choicemap):
    """{name: value} -> C.name = value """
    
    members = choicemap.copy()
    members[name] = tuple((k, k) for k in choicemap.values())
    
    return type('%s_choices' % name, (), members)

# sexes = {'MALE': 'male', 'FMLE': 'female'}
# class FooModel(models.Model, choices('SEXES', sexes))
# => autogenerates FooModel.MALE, FooModel.FMLE and FooModel.SEXES