diff --git a/tox.ini b/tox.ini
index 9ec4541abc..e54b5ecad3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,7 @@ usedevelop = True
 envlist = py{27,33,34,35}-dj{17,18}-{sqlite,postgres,mysql}, flake8
 
 [flake8]
-ignore = E501,E128,E303
+ignore = E501,E303
 exclude = wagtail/project_template/*
 
 [testenv]
diff --git a/wagtail/contrib/wagtailsearchpromotions/wagtail_hooks.py b/wagtail/contrib/wagtailsearchpromotions/wagtail_hooks.py
index 9e8c4164cf..80894eae27 100644
--- a/wagtail/contrib/wagtailsearchpromotions/wagtail_hooks.py
+++ b/wagtail/contrib/wagtailsearchpromotions/wagtail_hooks.py
@@ -33,4 +33,4 @@ def register_search_picks_menu_item():
 @hooks.register('register_permissions')
 def register_permissions():
     return Permission.objects.filter(content_type__app_label='wagtailsearchpromotions',
-        codename__in=['add_searchpromotion', 'change_searchpromotion', 'delete_searchpromotion'])
+                                     codename__in=['add_searchpromotion', 'change_searchpromotion', 'delete_searchpromotion'])
diff --git a/wagtail/wagtailadmin/tests/test_edit_handlers.py b/wagtail/wagtailadmin/tests/test_edit_handlers.py
index 86e7f6de39..4f22ab6bfb 100644
--- a/wagtail/wagtailadmin/tests/test_edit_handlers.py
+++ b/wagtail/wagtailadmin/tests/test_edit_handlers.py
@@ -261,7 +261,7 @@ class TestFieldPanel(TestCase):
     def setUp(self):
         self.EventPageForm = get_form_for_model(EventPage, formsets=[])
         self.event = EventPage(title='Abergavenny sheepdog trials',
-            date_from=date(2014, 7, 20), date_to=date(2014, 7, 21))
+                               date_from=date(2014, 7, 20), date_to=date(2014, 7, 21))
 
         self.EndDatePanel = FieldPanel('date_to', classname='full-width').bind_to_model(EventPage)
 
diff --git a/wagtail/wagtailadmin/urls/__init__.py b/wagtail/wagtailadmin/urls/__init__.py
index 01fea763bd..6487d413a8 100644
--- a/wagtail/wagtailadmin/urls/__init__.py
+++ b/wagtail/wagtailadmin/urls/__init__.py
@@ -46,7 +46,8 @@ for fn in hooks.get_hooks('register_admin_urls'):
 
 
 # Add "wagtailadmin.access_admin" permission check
-urlpatterns = decorate_urlpatterns(urlpatterns,
+urlpatterns = decorate_urlpatterns(
+    urlpatterns,
     permission_required(
         'wagtailadmin.access_admin',
         login_url='wagtailadmin_login'
@@ -68,6 +69,7 @@ urlpatterns += [
 ]
 
 # Decorate all views with cache settings to prevent caching
-urlpatterns = decorate_urlpatterns(urlpatterns,
+urlpatterns = decorate_urlpatterns(
+    urlpatterns,
     cache_control(private=True, no_cache=True, no_store=True, max_age=0)
 )
diff --git a/wagtail/wagtailadmin/views/account.py b/wagtail/wagtailadmin/views/account.py
index 34cad13b34..29170e8d4a 100644
--- a/wagtail/wagtailadmin/views/account.py
+++ b/wagtail/wagtailadmin/views/account.py
@@ -109,7 +109,8 @@ def login(request):
         return redirect('wagtailadmin_home')
     else:
         from django.contrib.auth import get_user_model
-        return auth_views.login(request,
+        return auth_views.login(
+            request,
             template_name='wagtailadmin/login.html',
             authentication_form=forms.LoginForm,
             extra_context={
@@ -126,8 +127,8 @@ def logout(request):
     # absence of sessionid as an indication that front-end pages are being viewed by a
     # non-logged-in user and are therefore cacheable, so we forcibly delete the cookie here.
     response.delete_cookie(settings.SESSION_COOKIE_NAME,
-        domain=settings.SESSION_COOKIE_DOMAIN,
-        path=settings.SESSION_COOKIE_PATH)
+                           domain=settings.SESSION_COOKIE_DOMAIN,
+                           path=settings.SESSION_COOKIE_PATH)
 
     # HACK: pretend that the session hasn't been modified, so that SessionMiddleware
     # won't override the above and write a new cookie.
diff --git a/wagtail/wagtailcore/blocks/list_block.py b/wagtail/wagtailcore/blocks/list_block.py
index 0da38c2bc5..73a1c801d0 100644
--- a/wagtail/wagtailcore/blocks/list_block.py
+++ b/wagtail/wagtailcore/blocks/list_block.py
@@ -81,7 +81,7 @@ class ListBlock(Block):
 
         list_members_html = [
             self.render_list_member(child_val, "%s-%d" % (prefix, i), i,
-                errors=error_list[i] if error_list else None)
+                                    errors=error_list[i] if error_list else None)
             for (i, child_val) in enumerate(value)
         ]
 
@@ -140,7 +140,8 @@ class ListBlock(Block):
         ]
 
     def render_basic(self, value):
-        children = format_html_join('\n', '<li>{0}</li>',
+        children = format_html_join(
+            '\n', '<li>{0}</li>',
             [(self.child_block.render(child_value),) for child_value in value]
         )
         return format_html("<ul>{0}</ul>", children)
diff --git a/wagtail/wagtailcore/blocks/stream_block.py b/wagtail/wagtailcore/blocks/stream_block.py
index a544a64003..49f70f4784 100644
--- a/wagtail/wagtailcore/blocks/stream_block.py
+++ b/wagtail/wagtailcore/blocks/stream_block.py
@@ -120,7 +120,7 @@ class BaseStreamBlock(Block):
 
         list_members_html = [
             self.render_list_member(child.block_type, child.value, "%s-%d" % (prefix, i), i,
-                errors=error_list[i] if error_list else None)
+                                    errors=error_list[i] if error_list else None)
             for (i, child) in enumerate(valid_children)
         ]
 
@@ -197,7 +197,8 @@ class BaseStreamBlock(Block):
         ]
 
     def render_basic(self, value):
-        return format_html_join('\n', '<div class="block-{1}">{0}</div>',
+        return format_html_join(
+            '\n', '<div class="block-{1}">{0}</div>',
             [(force_text(child), child.block_type) for child in value]
         )
 
diff --git a/wagtail/wagtailcore/blocks/struct_block.py b/wagtail/wagtailcore/blocks/struct_block.py
index ac1786fa39..7c9c438ebc 100644
--- a/wagtail/wagtailcore/blocks/struct_block.py
+++ b/wagtail/wagtailcore/blocks/struct_block.py
@@ -78,7 +78,7 @@ class BaseStructBlock(Block):
             (
                 name,
                 block.bind(value.get(name, block.get_default()),
-                    prefix="%s-%s" % (prefix, name), errors=error_dict.get(name))
+                           prefix="%s-%s" % (prefix, name), errors=error_dict.get(name))
             )
             for name, block in self.child_blocks.items()
         ])
diff --git a/wagtail/wagtailcore/wagtail_hooks.py b/wagtail/wagtailcore/wagtail_hooks.py
index 11bf723ff2..fffdd0d8c1 100644
--- a/wagtail/wagtailcore/wagtail_hooks.py
+++ b/wagtail/wagtailcore/wagtail_hooks.py
@@ -20,6 +20,6 @@ def check_view_restrictions(page, request, serve_args, serve_kwargs):
             if restriction.id not in passed_restrictions:
                 from wagtail.wagtailcore.forms import PasswordPageViewRestrictionForm
                 form = PasswordPageViewRestrictionForm(instance=restriction,
-                    initial={'return_url': request.get_full_path()})
+                                                       initial={'return_url': request.get_full_path()})
                 action_url = reverse('wagtailcore_authenticate_with_password', args=[restriction.id, page.id])
                 return page.serve_password_required_response(request, form, action_url)
diff --git a/wagtail/wagtaildocs/wagtail_hooks.py b/wagtail/wagtaildocs/wagtail_hooks.py
index fb1accb503..083a796695 100644
--- a/wagtail/wagtaildocs/wagtail_hooks.py
+++ b/wagtail/wagtaildocs/wagtail_hooks.py
@@ -37,7 +37,8 @@ def editor_js():
         'wagtaildocs/js/hallo-plugins/hallo-wagtaildoclink.js',
         'wagtaildocs/js/document-chooser.js',
     ]
-    js_includes = format_html_join('\n', '<script src="{0}{1}"></script>',
+    js_includes = format_html_join(
+        '\n', '<script src="{0}{1}"></script>',
         ((settings.STATIC_URL, filename) for filename in js_files)
     )
     return js_includes + format_html(
@@ -54,7 +55,7 @@ def editor_js():
 @hooks.register('register_permissions')
 def register_permissions():
     return Permission.objects.filter(content_type__app_label='wagtaildocs',
-        codename__in=['add_document', 'change_document'])
+                                     codename__in=['add_document', 'change_document'])
 
 
 @hooks.register('register_rich_text_link_handler')
diff --git a/wagtail/wagtailimages/fields.py b/wagtail/wagtailimages/fields.py
index 2663d6667b..78f4cb1a33 100644
--- a/wagtail/wagtailimages/fields.py
+++ b/wagtail/wagtailimages/fields.py
@@ -73,7 +73,7 @@ class WagtailImageField(ImageField):
             except IOError:
                 # Uploaded file is not even an image file (or corrupted)
                 raise ValidationError(self.error_messages['invalid_image_known_format'],
-                    code='invalid_image_known_format')
+                                      code='invalid_image_known_format')
 
             f.seek(file_position)
         else:
diff --git a/wagtail/wagtailimages/wagtail_hooks.py b/wagtail/wagtailimages/wagtail_hooks.py
index a5f859695f..60520bb547 100644
--- a/wagtail/wagtailimages/wagtail_hooks.py
+++ b/wagtail/wagtailimages/wagtail_hooks.py
@@ -37,7 +37,8 @@ def editor_js():
         'wagtailimages/js/hallo-plugins/hallo-wagtailimage.js',
         'wagtailimages/js/image-chooser.js',
     ]
-    js_includes = format_html_join('\n', '<script src="{0}{1}"></script>',
+    js_includes = format_html_join(
+        '\n', '<script src="{0}{1}"></script>',
         ((settings.STATIC_URL, filename) for filename in js_files)
     )
     return js_includes + format_html(
@@ -54,7 +55,7 @@ def editor_js():
 @hooks.register('register_permissions')
 def register_permissions():
     return Permission.objects.filter(content_type__app_label='wagtailimages',
-        codename__in=['add_image', 'change_image'])
+                                     codename__in=['add_image', 'change_image'])
 
 
 @hooks.register('register_image_operations')
diff --git a/wagtail/wagtailredirects/wagtail_hooks.py b/wagtail/wagtailredirects/wagtail_hooks.py
index 3de51c4af5..ebacf956b9 100644
--- a/wagtail/wagtailredirects/wagtail_hooks.py
+++ b/wagtail/wagtailredirects/wagtail_hooks.py
@@ -33,4 +33,4 @@ def register_redirects_menu_item():
 @hooks.register('register_permissions')
 def register_permissions():
     return Permission.objects.filter(content_type__app_label='wagtailredirects',
-        codename__in=['add_redirect', 'change_redirect', 'delete_redirect'])
+                                     codename__in=['add_redirect', 'change_redirect', 'delete_redirect'])
diff --git a/wagtail/wagtailsearch/forms.py b/wagtail/wagtailsearch/forms.py
index dc8dc1a64a..0191e52b8d 100644
--- a/wagtail/wagtailsearch/forms.py
+++ b/wagtail/wagtailsearch/forms.py
@@ -4,7 +4,7 @@ from django.utils.translation import ugettext_lazy as _
 
 class QueryForm(forms.Form):
     query_string = forms.CharField(label=_("Search term(s)/phrase"),
-        help_text=_("Enter the full search string to match. An "
-        "exact match is required for your Promoted Results to be "
-        "displayed, wildcards are NOT allowed."),
-        required=True)
+                                   help_text=_("Enter the full search string to match. An "
+                                               "exact match is required for your Promoted Results to be "
+                                               "displayed, wildcards are NOT allowed."),
+                                   required=True)
diff --git a/wagtail/wagtailsearch/queryset.py b/wagtail/wagtailsearch/queryset.py
index a12d37c718..2ec8601636 100644
--- a/wagtail/wagtailsearch/queryset.py
+++ b/wagtail/wagtailsearch/queryset.py
@@ -3,10 +3,10 @@ from wagtail.wagtailsearch.backends import get_search_backend
 
 class SearchableQuerySetMixin(object):
     def search(self, query_string, fields=None,
-            operator=None, order_by_relevance=True, backend='default'):
+               operator=None, order_by_relevance=True, backend='default'):
         """
         This runs a search query on all the items in the QuerySet
         """
         search_backend = get_search_backend(backend)
         return search_backend.search(query_string, self, fields=fields,
-            operator=operator, order_by_relevance=order_by_relevance)
+                                     operator=operator, order_by_relevance=order_by_relevance)
diff --git a/wagtail/wagtailsites/wagtail_hooks.py b/wagtail/wagtailsites/wagtail_hooks.py
index a0e19bc51e..54e47f3658 100644
--- a/wagtail/wagtailsites/wagtail_hooks.py
+++ b/wagtail/wagtailsites/wagtail_hooks.py
@@ -33,4 +33,4 @@ def register_sites_menu_item():
 @hooks.register('register_permissions')
 def register_permissions():
     return Permission.objects.filter(content_type__app_label='wagtailcore',
-        codename__in=['add_site', 'change_site', 'delete_site'])
+                                     codename__in=['add_site', 'change_site', 'delete_site'])
diff --git a/wagtail/wagtailsnippets/tests.py b/wagtail/wagtailsnippets/tests.py
index 49667697fa..3c0b5e667c 100644
--- a/wagtail/wagtailsnippets/tests.py
+++ b/wagtail/wagtailsnippets/tests.py
@@ -281,7 +281,8 @@ class TestSnippetChooserPanel(TestCase):
 
         snippet_chooser_panel = [
             panel for panel in edit_handler.children
-            if getattr(panel, 'field_name', None) == 'advert'][0]
+            if getattr(panel, 'field_name', None) == 'advert'
+        ][0]
 
         field_html = snippet_chooser_panel.render_as_field()
         self.assertIn("Choose advert", field_html)
@@ -478,7 +479,7 @@ class TestAddOnlyPermissions(TestCase, WagtailTestUtils):
 
     def test_get_index(self):
         response = self.client.get(reverse('wagtailsnippets:list',
-            args=('tests', 'advert')))
+                                   args=('tests', 'advert')))
         self.assertEqual(response.status_code, 200)
         self.assertTemplateUsed(response, 'wagtailsnippets/snippets/type_index.html')
 
@@ -487,13 +488,13 @@ class TestAddOnlyPermissions(TestCase, WagtailTestUtils):
 
     def test_get_add(self):
         response = self.client.get(reverse('wagtailsnippets:add',
-            args=('tests', 'advert')))
+                                   args=('tests', 'advert')))
         self.assertEqual(response.status_code, 200)
         self.assertTemplateUsed(response, 'wagtailsnippets/snippets/create.html')
 
     def test_get_edit(self):
         response = self.client.get(reverse('wagtailsnippets:edit',
-            args=('tests', 'advert', self.test_snippet.id)))
+                                   args=('tests', 'advert', self.test_snippet.id)))
         # permission should be denied
         self.assertRedirects(response, reverse('wagtailadmin_home'))
 
@@ -518,7 +519,7 @@ class TestEditOnlyPermissions(TestCase, WagtailTestUtils):
 
     def test_get_index(self):
         response = self.client.get(reverse('wagtailsnippets:list',
-            args=('tests', 'advert')))
+                                   args=('tests', 'advert')))
         self.assertEqual(response.status_code, 200)
         self.assertTemplateUsed(response, 'wagtailsnippets/snippets/type_index.html')
 
@@ -527,13 +528,13 @@ class TestEditOnlyPermissions(TestCase, WagtailTestUtils):
 
     def test_get_add(self):
         response = self.client.get(reverse('wagtailsnippets:add',
-            args=('tests', 'advert')))
+                                   args=('tests', 'advert')))
         # permission should be denied
         self.assertRedirects(response, reverse('wagtailadmin_home'))
 
     def test_get_edit(self):
         response = self.client.get(reverse('wagtailsnippets:edit',
-            args=('tests', 'advert', self.test_snippet.id)))
+                                   args=('tests', 'advert', self.test_snippet.id)))
         self.assertEqual(response.status_code, 200)
         self.assertTemplateUsed(response, 'wagtailsnippets/snippets/edit.html')
 
@@ -558,7 +559,7 @@ class TestDeleteOnlyPermissions(TestCase, WagtailTestUtils):
 
     def test_get_index(self):
         response = self.client.get(reverse('wagtailsnippets:list',
-            args=('tests', 'advert')))
+                                   args=('tests', 'advert')))
         self.assertEqual(response.status_code, 200)
         self.assertTemplateUsed(response, 'wagtailsnippets/snippets/type_index.html')
 
@@ -567,13 +568,13 @@ class TestDeleteOnlyPermissions(TestCase, WagtailTestUtils):
 
     def test_get_add(self):
         response = self.client.get(reverse('wagtailsnippets:add',
-            args=('tests', 'advert')))
+                                   args=('tests', 'advert')))
         # permission should be denied
         self.assertRedirects(response, reverse('wagtailadmin_home'))
 
     def test_get_edit(self):
         response = self.client.get(reverse('wagtailsnippets:edit',
-            args=('tests', 'advert', self.test_snippet.id)))
+                                   args=('tests', 'advert', self.test_snippet.id)))
         # permission should be denied
         self.assertRedirects(response, reverse('wagtailadmin_home'))
 
diff --git a/wagtail/wagtailusers/forms.py b/wagtail/wagtailusers/forms.py
index 82cb89c9e6..994630fa24 100644
--- a/wagtail/wagtailusers/forms.py
+++ b/wagtail/wagtailusers/forms.py
@@ -235,7 +235,7 @@ class GroupForm(forms.ModelForm):
 
 class GroupPagePermissionForm(forms.ModelForm):
     page = forms.ModelChoiceField(queryset=Page.objects.all(),
-        widget=AdminPageChooser(show_edit_link=False, can_choose_root=True))
+                                  widget=AdminPageChooser(show_edit_link=False, can_choose_root=True))
 
     class Meta:
         model = GroupPagePermission