Fixed #15604 -- Changed django.db.models.permalink to use wraps() so that it...

from django.db.models.fields.related import ForeignKey, OneToOneField, ManyToManyField, ManyToOneRel, ManyToManyRel, OneToOneRel

from django.db.models.deletion import CASCADE, PROTECT, SET, SET_NULL, SET_DEFAULT, DO_NOTHING, ProtectedError

from django.db.models import signals

from django.utils.decorators import wraps

# Admin stages.

ADD, CHANGE, BOTH = 1, 2, 3

        (viewname, viewargs, viewkwargs)

    """

    from django.core.urlresolvers import reverse

    @wraps(func)

    def inner(*args, **kwargs):

        bits = func(*args, **kwargs)

        return reverse(bits[0], None, *bits[1:3])

from django.db import models

class Guitarist(models.Model):

    name = models.CharField(max_length=50)

    slug = models.CharField(max_length=50)

    @models.permalink

    def url(self):

        "Returns the URL for this guitarist."

        return ('guitarist_detail', [self.slug])

from django.test import TestCase

from regressiontests.model_permalink.models import Guitarist

class PermalinkTests(TestCase):

    urls = 'regressiontests.model_permalink.urls'

    def test_permalink(self):

        g = Guitarist(name='Adrien Moignard', slug='adrienmoignard')

        self.assertEqual(g.url(), '/guitarists/adrienmoignard/')

    def test_wrapped_docstring(self):

        "Methods using the @permalink decorator retain their docstring."

        g = Guitarist(name='Adrien Moignard', slug='adrienmoignard')

        self.assertEqual(g.url.__doc__, "Returns the URL for this guitarist.")

from django.conf.urls.defaults import *

urlpatterns = patterns('',

    url(r'^guitarists/(\w{1,50})/$', 'unimplemented_view_placeholder', name='guitarist_detail'),

)