Localized Models generator

localized_models.py

# -*- coding: utf-8 -*-
from django.db import models
from django.contrib import admin

from copy import copy

LANGUAGES = ((2, 'Английский'),)

class LocalizedModel(models.Model):
    language = models.IntegerField('язык', choices=LANGUAGES, default=2)

    class Meta:
        abstract = True

    def __unicode__(self):
        return '%s (%s)' % (self.object, self.get_language_display())
        
    @classmethod
    def get_inline(cls):
        class LocalizedModelInline(admin.StackedInline):
            max_num = len(LANGUAGES)
            model = cls

        return LocalizedModelInline

def get_localized_model(model, *fieldnames):
    name = model.__name__ + 'Localized'
        
    model_dict = {
        '__module__': model.__module__,
        'object': models.ForeignKey(model),
    }
    
    for field in fieldnames:
        model_dict[field] = copy(model._meta.get_field(field))
        
    return type(name, (LocalizedModel,), model_dict)

ToDo:

• Docs
• Something with the class name
• Is copy.copy needed?
• Try to avoid generating with a model, maybe subclassing with _metaclass_
• Find a good alternative