Add GPLv3 license, clean up code

wiki/core/plugins_registry.py

+# -*- coding: utf-8 -*-
 from django.utils.importlib import import_module
 _cache = {}
 

wiki/decorators.py

+# -*- coding: utf-8 -*-
+from django.core.urlresolvers import reverse
+from django.shortcuts import redirect, get_object_or_404
 from django.utils import simplejson as json
 from django.http import HttpResponse, HttpResponseForbidden,\
     HttpResponseNotFound
 
 from wiki.core.exceptions import NoRootURL
-from django.shortcuts import redirect, get_object_or_404
-from django.core.urlresolvers import reverse
 
 def json_view(func):
     def wrap(request, *a, **kw):

wiki/models/article.py

 # -*- coding: utf-8 -*-
-from django.db import models
-from django.utils.translation import ugettext_lazy as _
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.contenttypes import generic
 from django.contrib.auth.models import User, Group
+from django.db import models
+from django.utils.safestring import mark_safe
+from django.utils.translation import ugettext_lazy as _
 
 from markdown import markdown
 
 from wiki.conf import settings
-from django.utils.safestring import mark_safe
 
 class Article(models.Model):
     

wiki/models/pluginbase.py

+# -*- coding: utf-8 -*-
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
 

wiki/models/urlpath.py

 # -*- coding: utf-8 -*-
+from django.contrib.contenttypes import generic
+from django.contrib.sites.models import Site
+from django.core.exceptions import ValidationError
+from django.core.urlresolvers import reverse
 from django.db import models
+from django.db.models.signals import pre_delete
 from django.utils.translation import ugettext_lazy as _, ugettext
-from django.contrib.sites.models import Site
-from mptt.models import MPTTModel
+
 from mptt.fields import TreeForeignKey
+from mptt.models import MPTTModel
 
-from wiki.core.exceptions import NoRootURL, MultipleRootURLs
 from wiki.conf import settings
-
-from article import Article
-from wiki.models.article import ArticleRevision, ArticleForObject
-from django.contrib.contenttypes import generic
-from django.core.exceptions import ValidationError
-from django.db.models.signals import pre_delete
-from django.core.urlresolvers import reverse
+from wiki.core.exceptions import NoRootURL, MultipleRootURLs
+from wiki.models.article import ArticleRevision, ArticleForObject, Article
 
 class URLPath(MPTTModel):
     """

wiki/plugins/notifications/models.py

 # -*- coding: utf-8 -*-
-from django_notify.models import Subscription
+from django.core.urlresolvers import reverse
 from django.utils.translation import ugettext_lazy as _
 from django.db.models import signals
 
-from wiki import models as wiki_models
-
 from django_notify import notify
-from django.core.urlresolvers import reverse
+from django_notify.models import Subscription
+
+from wiki import models as wiki_models
 
 import settings
 

wiki/templatetags/wiki_tags.py

@@ -2,6 +2,7 @@ from django import template
 from django.contrib.contenttypes.models import ContentType
 from django.db.models import Model
 from django.forms import BaseForm
+
 register = template.Library()
 
 from wiki import models

wiki/views/mixins.py

 from django.views.generic.base import TemplateResponseMixin
+
 from wiki.core import plugins_registry
 
 class ArticleMixin(TemplateResponseMixin):
+    """A mixin that receives an article object as a parameter (usually from a wiki
+    decorator) and puts this information as an instance attribute and in the
+    template context."""
     
     def dispatch(self, request, article, *args, **kwargs):
         self.urlpath = kwargs.pop('urlpath', None)