Add changes suggested by python-modernize

custom_user_auth_south_refactor.py

@@ -28,6 +28,7 @@ Options:
   --version     Show version.
 
 """
+from __future__ import print_function
 from docopt import docopt
 import os
 import re
@@ -74,7 +75,7 @@ if __name__ == '__main__':
         contents = f.read()
         f.close()
         if RE_FK_LABEL.search(contents) or RE_META_STRING.search(contents) or RE_AUTH_MODEL.search(contents) or RE_FK_LABEL.search(contents):
-            print "Refactoring {0}".format(fname)
+            print("Refactoring {0}".format(fname))
             f = open(full_path, 'w')
             contents = RE_CLASS_NAME.sub(INSERT_AT_TOP_OF_MIGRATION + r"\2", 
                 contents)
@@ -85,6 +86,6 @@ if __name__ == '__main__':
             f.write(contents)
             f.close()
         else:
-            print "Skipping {0}".format(fname)            
+            print("Skipping {0}".format(fname))            
         if RE_TEST_OK.search(contents):
-            print "    WARNING! Still found occurrences of auth.User. Fix manually!"
+            print("    WARNING! Still found occurrences of auth.User. Fix manually!")

django_notify/__init__.py

@@ -22,7 +22,7 @@ from django.contrib.contenttypes.models import ContentType
 from django.db.models import Model
 from django.utils.translation import ugettext as _
 
-import models
+from . import models
 
 _disable_notifications = False
 

django_notify/management/commands/notifymail.py

+from __future__ import print_function
 import os
 import sys
 import time
@@ -62,7 +63,7 @@ class Command(BaseCommand):
         self.logger.info("Starting django_notify e-mail dispatcher")
 
         if not notify_settings.SEND_EMAILS:
-            print "E-mails disabled - quitting."
+            print("E-mails disabled - quitting.")
             sys.exit()
 
 
@@ -79,14 +80,14 @@ class Command(BaseCommand):
                     pid_file.write(str(fpid))
                     pid_file.close()
                     sys.exit(0)
-            except OSError, e:
+            except OSError as e:
                 sys.stderr.write("fork failed: %d (%s)\n" % (e.errno, e.strerror))
                 sys.exit(1)
 
         try:
             self.send_loop()
         except KeyboardInterrupt:
-            print "\nQuitting..."
+            print("\nQuitting...")
 
         # deactivate the language
         deactivate()

docs/conf.py

+from __future__ import print_function
 # -*- coding: utf-8 -*-
 #
 # django-wiki documentation build configuration file, created by
@@ -57,7 +58,7 @@ sys.path = [os.path.join(path, 'wiki')] + sys.path
 
 import wiki
 
-print wiki.__file__
+print(wiki.__file__)
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the

wiki/admin.py

@@ -4,8 +4,8 @@ from django.utils.translation import ugettext_lazy as _
 from mptt.admin import MPTTModelAdmin
 
 from django import forms
-import models
-import editors
+from . import models
+from . import editors
 
 class ArticleObjectAdmin(GenericTabularInline):
     model = models.ArticleForObject
@@ -73,4 +73,4 @@ class URLPathAdmin(MPTTModelAdmin):
     
 admin.site.register(models.URLPath, URLPathAdmin)
 admin.site.register(models.Article, ArticleAdmin)
-admin.site.register(models.ArticleRevision, ArticleRevisionAdmin)
+admin.site.register(models.ArticleRevision, ArticleRevisionAdmin)
\ No newline at end of file

wiki/core/plugins/loader.py

@@ -5,6 +5,7 @@ https://github.com/ojii/django-load.
 
 Thanks for the technique!
 """
+from __future__ import print_function
 from django.conf import settings
 from django.utils.importlib import import_module
 
@@ -15,14 +16,14 @@ def get_module(app, modname, verbose, failfast):
     module_name = '%s.%s' % (app, modname)
     try:
         module = import_module(module_name)
-    except ImportError, e:
+    except ImportError as e:
         if failfast:
             raise e
         elif verbose:
-            print "Could not load %r from %r: %s" % (modname, app, e)
+            print("Could not load %r from %r: %s" % (modname, app, e))
         return None
     if verbose:
-        print "Loaded %r from %r" % (modname, app)
+        print("Loaded %r from %r" % (modname, app))
     return module
 
 def load(modname, verbose=False, failfast=False):

wiki/decorators.py

@@ -72,7 +72,7 @@ def get_article(func=None, can_read=True, can_write=False,
     """
     
     def wrapper(request, *args, **kwargs):
-        import models
+        from . import models
 
         path = kwargs.pop('path', None)
         article_id = kwargs.pop('article_id', None)
@@ -112,7 +112,8 @@ def get_article(func=None, can_read=True, can_write=False,
             article = get_object_or_404(articles, id=article_id)
             try:
                 urlpath = models.URLPath.objects.get(articles__article=article)
-            except models.URLPath.DoesNotExist, models.URLPath.MultipleObjectsReturned:
+            except models.URLPath.DoesNotExist as noarticle:
+                models.URLPath.MultipleObjectsReturned = noarticle
                 urlpath = None
         
         

wiki/management/commands/wikiviz.py

@@ -43,6 +43,7 @@ options:
     -e, --inheritance
     show inheritance arrows.
 """
+from __future__ import print_function
 __version__ = "0.99"
 __svnid__ = "$Id$"
 __license__ = "Python"
@@ -406,8 +407,8 @@ class Command(BaseCommand):
     def handle(self, *args, **options):
 
         if not args and not options.get('all_applications', False):
-            print __doc__
+            print(__doc__)
             sys.exit()
     
-        print generate_dot(args, **options)
+        print(generate_dot(args, **options))
 

wiki/models/__init__.py

@@ -5,10 +5,11 @@ from django.core.exceptions import ImproperlyConfigured
 import warnings
 
 # TODO: Don't use wildcards
-from article import *
-from urlpath import *
+from .article import *
+from .urlpath import *
 
 # TODO: Should the below stuff be executed a more logical place?
+# Follow Django's default_settings.py / settings.py pattern and put these in d_s.py? That might be confusing, though.
 
 ######################
 # Configuration stuff

wiki/models/pluginbase.py

@@ -24,7 +24,7 @@ There are three kinds of plugin base models:
 
 """
 
-from article import ArticleRevision, BaseRevisionMixin
+from .article import ArticleRevision, BaseRevisionMixin
 from wiki.conf import settings 
 
 class ArticlePlugin(models.Model):

wiki/models/urlpath.py

 # -*- coding: utf-8 -*-
+from __future__ import print_function
+#^was before coding line, is this required?
 import logging
 
 from django.contrib.contenttypes import generic
@@ -6,7 +8,14 @@ from django.contrib.contenttypes.models import ContentType
 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 import models, transaction
+from six.moves import filter
+
+#Django 1.6 transaction API, required for 1.8+
+try:
+   notrans=transaction.non_atomic_requests 
+except:
+   notrans=transaction.commit_manually
 
 from django.db.models.signals import post_save, pre_delete
 from django.utils.translation import ugettext_lazy as _, ugettext
@@ -117,9 +126,16 @@ class URLPath(MPTTModel):
         NB! This deletes this urlpath, its children, and ALL of the related
         articles. This is a purged delete and CANNOT be undone.
         """
-        for descendant in self.get_descendants(include_self=True).order_by("-level"):
-            descendant.article.delete()
-
+        try:
+            for descendant in self.get_descendants(include_self=True).order_by("-level"):
+                print("deleting " , descendant) #space in string -> "  "?
+                descendant.article.delete()
+            
+            transaction.commit()
+        except:
+            transaction.rollback()
+            log.exception("Exception deleting article subtree.")
+            
     @classmethod
     def root(cls):
         site = Site.objects.get_current()

wiki/plugins/attachments/admin.py

 from django.contrib import admin
 
-import models
+from . import models
 
 class AttachmentRevisionAdmin(admin.TabularInline):
     model = models.AttachmentRevision

wiki/plugins/attachments/forms.py

@@ -29,7 +29,7 @@ class AttachmentForm(forms.ModelForm):
         if uploaded_file:
             try:
                 models.extension_allowed(uploaded_file.name)
-            except IllegalFileExtension, e:
+            except IllegalFileExtension as e:
                 raise forms.ValidationError(e)
         return uploaded_file
 
@@ -96,7 +96,7 @@ class AttachmentArchiveForm(AttachmentForm):
                 for zipinfo in self.zipfile.filelist:
                     try:
                         models.extension_allowed(zipinfo.filename)
-                    except IllegalFileExtension, e:
+                    except IllegalFileExtension as e:
                         raise forms.ValidationError(e)
             except zipfile.BadZipfile:
                 raise forms.ValidationError(_(u"Not a zip file"))

wiki/plugins/attachments/models.py

@@ -10,6 +10,8 @@ from wiki import managers
 from wiki.models.pluginbase import ReusablePlugin
 from wiki.models.article import BaseRevisionMixin
 from django.db.models import signals
+from six.moves import map
+from six.moves import zip
 
 class IllegalFileExtension(Exception):
     """File extension on upload is not allowed"""
@@ -133,7 +135,8 @@ class AttachmentRevision(BaseRevisionMixin, models.Model):
                 previous_revision = self.attachment.attachmentrevision_set.latest()
                 self.revision_number = previous_revision.revision_number + 1
             # NB! The above should not raise the below exception, but somehow it does.
-            except AttachmentRevision.DoesNotExist, Attachment.DoesNotExist:
+            except AttachmentRevision.DoesNotExist as noattach 
+                Attachment.DoesNotExist = noattach
                 self.revision_number = 1
         
         super(AttachmentRevision, self).save(*args, **kwargs)

wiki/plugins/attachments/views.py

@@ -120,7 +120,7 @@ class AttachmentReplaceView(ArticleMixin, FormView):
             self.attachment.current_revision = attachment_revision
             self.attachment.save()
             messages.success(self.request, _(u'%s uploaded and replaces old attachment.') % attachment_revision.get_filename())
-        except models.IllegalFileExtension, e:
+        except models.IllegalFileExtension as e:
             messages.error(self.request, _(u'Your file could not be saved: %s') % e)
             return redirect("wiki:attachments_replace", attachment_id=self.attachment.id,
                             path=self.urlpath.path, article_id=self.article.id)

wiki/plugins/images/admin.py

 from django.contrib import admin
 from django import forms
-import models
+from . import models
 
 class ImageForm(forms.ModelForm):
 
@@ -26,4 +26,4 @@ class ImageAdmin(admin.ModelAdmin):
     form = ImageForm
     inlines = (ImageRevisionInline,)
 
-admin.site.register(models.Image, ImageAdmin)
+admin.site.register(models.Image, ImageAdmin)
\ No newline at end of file

wiki/plugins/images/models.py

@@ -5,7 +5,7 @@ from django.core.exceptions import ImproperlyConfigured
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
 
-import settings
+from . import settings
 
 from wiki.models.pluginbase import RevisionPlugin, RevisionPluginRevision
 from django.db.models import signals

wiki/plugins/links/mdx/djangowikilinks.py

@@ -123,9 +123,9 @@ class WikiPath(markdown.inlinepatterns.Pattern):
         base_url = self.config['base_url'][0]
         html_class = self.config['html_class'][0]
         if hasattr(self.md, 'Meta'):
-            if self.md.Meta.has_key('wiki_base_url'):
+            if 'wiki_base_url' in self.md.Meta:
                 base_url = self.md.Meta['wiki_base_url'][0]
-            if self.md.Meta.has_key('wiki_html_class'):
+            if 'wiki_html_class' in self.md.Meta:
                 html_class = self.md.Meta['wiki_html_class'][0]
         return base_url, html_class
 

wiki/plugins/notifications/models.py

@@ -65,7 +65,7 @@ for plugin in registry.get_plugins():
                 return
             if kwargs.get('created', False) == notification_dict.get('created', True):
                 url = None
-                if notification_dict.has_key('get_url'):
+                if 'get_url' in notification_dict:
                     url = notification_dict['get_url'](instance)
                 else:
                     url = default_url(notification_dict['get_article'](instance))

wiki/plugins/notifications/views.py

@@ -6,7 +6,7 @@ from django.utils.decorators import method_decorator
 from django.utils.translation import ugettext as _
 from django.views.generic.edit import FormView
 
-import forms
+from . import forms
 
 class NotificationSettings(FormView):
     
@@ -20,7 +20,7 @@ class NotificationSettings(FormView):
     def form_valid(self, formset):
         for form in formset:
             settings = form.save()
-            import models
+            from . import models
             article_subscriptions = models.ArticleSubscription.objects.filter(
                 settings = form.instance,
                 article__current_revision__deleted=False,
@@ -44,7 +44,7 @@ class NotificationSettings(FormView):
     def get_context_data(self, **kwargs):
         context = FormView.get_context_data(self, **kwargs)
         context['formset'] = kwargs['form']
-        import models
+        from . import models
         for form in context['formset']:
             if form.instance:
                 setattr(form.instance, 'articlesubscriptions', 

wiki/plugins/notifications/wiki_plugin.py

@@ -3,7 +3,7 @@ from wiki.core.plugins.base import BasePlugin
 
 from django.conf.urls import patterns, url
 
-import settings, views
+from . import settings, views
 
 class NotifyPlugin(BasePlugin):
     

wiki/templatetags/wiki_tags.py

@@ -9,6 +9,7 @@ from django.forms import BaseForm
 from django.utils.safestring import mark_safe
 from django.template.defaultfilters import striptags
 from django.utils.http import urlquote
+from six.moves import filter
 
 register = template.Library()
 

wiki/tests/__init__.py

+from __future__ import print_function
 from django.core.urlresolvers import reverse
 from django.test import TestCase
 from django.test.client import Client

wiki/views/article.py

@@ -90,8 +90,11 @@ class Create(FormView, ArticleMixin):
                                 'other_write': self.article.other_write,
                                 })
             messages.success(self.request, _(u"New article '%s' created.") % self.newpath.article.current_revision.title)
+            transaction.commit()
+        # TODO: Handle individual exceptions better and give good feedback.
         except Exception, e:
             log.exception("Exception creating article.")
+            transaction.rollback()
             if self.request.user.is_superuser:
                 messages.error(self.request, _(u"There was an error creating this article: %s") % str(e))
             else:

wiki/views/mixins.py

@@ -18,7 +18,7 @@ class ArticleMixin(TemplateResponseMixin):
                                                        articles__article__current_revision__deleted=False,
                                                        user_can_read=request.user):
                     self.children_slice.append(child)
-            except AttributeError, e:
+            except AttributeError as e:
                 raise Exception("Attribute error most likely caused by wrong MPTT version. Use 0.5.3+.\n\n" + str(e))
         return super(ArticleMixin, self).dispatch(request, *args, **kwargs)