diff --git a/mayan/apps/authentication/apps.py b/mayan/apps/authentication/apps.py
index 86b2643208..2c954c5530 100644
--- a/mayan/apps/authentication/apps.py
+++ b/mayan/apps/authentication/apps.py
@@ -5,7 +5,7 @@ import logging
 from django.utils.translation import ugettext_lazy as _
 
 from common import MayanAppConfig, menu_user
-from navigation.classes import Separator, Text
+from navigation.classes import Separator
 
 from .links import link_logout, link_password_change
 
diff --git a/mayan/apps/cabinets/views.py b/mayan/apps/cabinets/views.py
index 94e7e544f6..dbf77ecee2 100644
--- a/mayan/apps/cabinets/views.py
+++ b/mayan/apps/cabinets/views.py
@@ -10,8 +10,7 @@ from django.utils.translation import ugettext_lazy as _, ungettext
 from acls.models import AccessControlList
 from common.views import (
     MultipleObjectFormActionView, SingleObjectCreateView,
-    SingleObjectDeleteView, SingleObjectEditView, SingleObjectListView,
-    TemplateView
+    SingleObjectDeleteView, SingleObjectEditView, SingleObjectListView
 )
 from documents.permissions import permission_document_view
 from documents.models import Document
diff --git a/mayan/apps/checkouts/apps.py b/mayan/apps/checkouts/apps.py
index 172791d28b..bb3e879f2d 100644
--- a/mayan/apps/checkouts/apps.py
+++ b/mayan/apps/checkouts/apps.py
@@ -10,7 +10,6 @@ from django.utils.translation import ugettext_lazy as _
 
 from acls import ModelPermission
 from common import MayanAppConfig, menu_facet, menu_main, menu_sidebar
-from common.classes import DashboardWidget
 from common.dashboards import dashboard_main
 from events import ModelEventType
 from mayan.celery import app
diff --git a/mayan/apps/common/widgets.py b/mayan/apps/common/widgets.py
index fa52d50545..a7615e0788 100644
--- a/mayan/apps/common/widgets.py
+++ b/mayan/apps/common/widgets.py
@@ -1,9 +1,8 @@
 from __future__ import unicode_literals
 
 from django import forms
-from django.forms.utils import flatatt
 from django.utils.encoding import force_text
-from django.utils.html import conditional_escape, format_html
+from django.utils.html import format_html
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
diff --git a/mayan/apps/documents/apps.py b/mayan/apps/documents/apps.py
index 0872ef8039..b5ffd634b9 100644
--- a/mayan/apps/documents/apps.py
+++ b/mayan/apps/documents/apps.py
@@ -107,6 +107,7 @@ from .widgets import (
     widget_document_version_page_number
 )
 
+
 class DocumentsApp(MayanAppConfig):
     has_tests = True
     name = 'documents'
diff --git a/mayan/apps/events/classes.py b/mayan/apps/events/classes.py
index d26d7ff328..7c34b0368d 100644
--- a/mayan/apps/events/classes.py
+++ b/mayan/apps/events/classes.py
@@ -168,7 +168,6 @@ class EventType(object):
                                     action=result, user=user
                                 )
 
-
     def get_stored_event_type(self):
         if not self.stored_event_type:
             StoredEventType = apps.get_model('events', 'StoredEventType')
diff --git a/mayan/apps/navigation/forms.py b/mayan/apps/navigation/forms.py
index 0a8312a69a..a3de3d861e 100644
--- a/mayan/apps/navigation/forms.py
+++ b/mayan/apps/navigation/forms.py
@@ -1,7 +1,6 @@
 from __future__ import unicode_literals
 
 from django import forms
-from django.utils.translation import ugettext_lazy as _
 
 
 class MultiItemForm(forms.Form):
diff --git a/mayan/apps/navigation/tests/test_classes.py b/mayan/apps/navigation/tests/test_classes.py
index a626ae76ee..6ef8dd128d 100644
--- a/mayan/apps/navigation/tests/test_classes.py
+++ b/mayan/apps/navigation/tests/test_classes.py
@@ -115,7 +115,6 @@ class LinkClassTestCase(GenericViewTestCase):
 
         self.assertEqual(resolved_link.url, url.url)
 
-
     def test_link_with_querystring_preservation(self):
         previous_url = '{}?{}'.format(
             reverse(TEST_VIEW_NAME), TEST_QUERYSTRING_TWO_KEYS
diff --git a/mayan/apps/ocr/api_views.py b/mayan/apps/ocr/api_views.py
index 814dc434a1..140c03bc51 100644
--- a/mayan/apps/ocr/api_views.py
+++ b/mayan/apps/ocr/api_views.py
@@ -5,7 +5,7 @@ from django.shortcuts import get_object_or_404
 from rest_framework import generics, status
 from rest_framework.response import Response
 
-from documents.models import Document, DocumentPage, DocumentVersion
+from documents.models import Document, DocumentVersion
 from rest_api.permissions import MayanPermission
 
 from .models import DocumentPageOCRContent
diff --git a/mayan/apps/rest_api/api_views.py b/mayan/apps/rest_api/api_views.py
index a2791fe70f..814753deb9 100644
--- a/mayan/apps/rest_api/api_views.py
+++ b/mayan/apps/rest_api/api_views.py
@@ -2,9 +2,6 @@ from __future__ import unicode_literals
 
 from rest_framework import generics
 
-from rest_api.filters import MayanObjectPermissionsFilter
-from rest_api.permissions import MayanPermission
-
 from .classes import APIResource
 from .serializers import APIResourceSerializer
 
@@ -14,5 +11,6 @@ class APIResourceTypeListView(generics.ListAPIView):
     Returns a list of all the available API resources.
     """
     serializer_class = APIResourceSerializer
+
     def get_queryset(self):
         return APIResource.all()
diff --git a/mayan/apps/rest_api/classes.py b/mayan/apps/rest_api/classes.py
index 1fa17d2f7f..7485773ca8 100644
--- a/mayan/apps/rest_api/classes.py
+++ b/mayan/apps/rest_api/classes.py
@@ -1,6 +1,5 @@
 from __future__ import unicode_literals
 
-from django.conf.urls import include, url
 from django.conf import settings
 from django.utils.encoding import force_text, python_2_unicode_compatible
 from django.utils.module_loading import import_string
diff --git a/mayan/apps/rest_api/views.py b/mayan/apps/rest_api/views.py
index 8a2064fd36..b28ba953ab 100644
--- a/mayan/apps/rest_api/views.py
+++ b/mayan/apps/rest_api/views.py
@@ -2,7 +2,7 @@ from __future__ import unicode_literals
 
 from rest_framework import renderers
 from rest_framework.authtoken.views import ObtainAuthToken
-from rest_framework_swagger.views import SwaggerApiView, SwaggerResourcesView
+from rest_framework_swagger.views import SwaggerResourcesView
 
 
 class APIBase(SwaggerResourcesView):
diff --git a/mayan/apps/user_management/apps.py b/mayan/apps/user_management/apps.py
index c62ababb9a..8df67af9c5 100644
--- a/mayan/apps/user_management/apps.py
+++ b/mayan/apps/user_management/apps.py
@@ -21,9 +21,9 @@ from .links import (
     link_user_set_password, link_user_setup
 )
 from .permissions import (
-    permission_group_create, permission_group_delete, permission_group_edit,
-    permission_group_view, permission_user_create, permission_user_delete,
-    permission_user_edit, permission_user_view
+    permission_group_delete, permission_group_edit,
+    permission_group_view, permission_user_delete, permission_user_edit,
+    permission_user_view
 )
 from .search import *  # NOQA