Django snippets: UnicodeReprMixIn

UnicodeReprMixIn

from django.db import models


class UnicodeReprMixIn(object):
    """
    Adds a unicode representation using self._unicode.
    """

    def __unicode__(self):
        """
        Unocode representation of this instance.
        """
        return unicode(self.__getattribute__(self._unicode))

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Add's updated and created fields to a model if mixed in.

Example that uses the name as the representation:

class Company(models.Model, UnicodeReprMixIn):
    """
    A representation of a comic book company.
    """
    name = models.CharField(max_length=255)
    slug = models.SlugField()
    logo = models.ImageField(upload_to=os.path.join('upload', 'company_logos'))
    url = models.URLField(verify_exists=True)

    _unicode = "name"

Author:: ashcrow
Posted:: January 4, 2009
Language:: Python
Django Version:: 1.0
Tags:: mixin model orm unicode __unicode__
Score:: -2 (after 6 ratings)

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Comments

ashcrow (on January 18, 2009):

If you don't like the snippet please comment on what would make it better ;-).