diff --git a/manila_ui/dashboards/admin/share_group_snapshots/tables.py b/manila_ui/dashboards/admin/share_group_snapshots/tables.py
index 60c88337..3e13e6fd 100644
--- a/manila_ui/dashboards/admin/share_group_snapshots/tables.py
+++ b/manila_ui/dashboards/admin/share_group_snapshots/tables.py
@@ -13,7 +13,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from django.template.defaultfilters import title  # noqa
+from django.template.defaultfilters import title
 from django.urls import reverse
 from django.utils.translation import pgettext_lazy
 from django.utils.translation import ugettext_lazy as _
diff --git a/manila_ui/dashboards/admin/share_group_types/forms.py b/manila_ui/dashboards/admin/share_group_types/forms.py
index 96ff9ff7..a10a5f5b 100644
--- a/manila_ui/dashboards/admin/share_group_types/forms.py
+++ b/manila_ui/dashboards/admin/share_group_types/forms.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from django.conf import settings
-from django.forms import ValidationError  # noqa
+from django.forms import ValidationError
 from django.utils.translation import ugettext_lazy as _
 from horizon import exceptions
 from horizon import forms
diff --git a/manila_ui/dashboards/admin/share_servers/tables.py b/manila_ui/dashboards/admin/share_servers/tables.py
index a96aa97d..3184bfcc 100644
--- a/manila_ui/dashboards/admin/share_servers/tables.py
+++ b/manila_ui/dashboards/admin/share_servers/tables.py
@@ -10,7 +10,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from django.template.defaultfilters import title  # noqa
+from django.template.defaultfilters import title
 from django.urls import reverse
 from django.utils.translation import pgettext_lazy
 from django.utils.translation import ugettext_lazy as _
diff --git a/manila_ui/dashboards/admin/share_snapshots/tables.py b/manila_ui/dashboards/admin/share_snapshots/tables.py
index 325a0525..d99e475f 100644
--- a/manila_ui/dashboards/admin/share_snapshots/tables.py
+++ b/manila_ui/dashboards/admin/share_snapshots/tables.py
@@ -11,7 +11,7 @@
 # under the License.
 
 
-from django.template.defaultfilters import title  # noqa
+from django.template.defaultfilters import title
 from django.urls import reverse
 from django.utils.translation import pgettext_lazy
 from django.utils.translation import ugettext_lazy as _
diff --git a/manila_ui/dashboards/admin/share_types/forms.py b/manila_ui/dashboards/admin/share_types/forms.py
index c7117895..9ce22acd 100644
--- a/manila_ui/dashboards/admin/share_types/forms.py
+++ b/manila_ui/dashboards/admin/share_types/forms.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from django.conf import settings
-from django.forms import ValidationError  # noqa
+from django.forms import ValidationError
 from django.utils.translation import ugettext_lazy as _
 from horizon import exceptions
 from horizon import forms
diff --git a/manila_ui/dashboards/admin/shares/forms.py b/manila_ui/dashboards/admin/shares/forms.py
index 8af1a522..af46667e 100644
--- a/manila_ui/dashboards/admin/shares/forms.py
+++ b/manila_ui/dashboards/admin/shares/forms.py
@@ -14,7 +14,7 @@
 #    under the License.
 
 from django.conf import settings
-from django.forms import ValidationError  # noqa
+from django.forms import ValidationError
 from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
 from horizon import exceptions
diff --git a/manila_ui/dashboards/project/security_services/forms.py b/manila_ui/dashboards/project/security_services/forms.py
index af89b124..8b742856 100644
--- a/manila_ui/dashboards/project/security_services/forms.py
+++ b/manila_ui/dashboards/project/security_services/forms.py
@@ -13,15 +13,13 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from django.forms import ValidationError  # noqa
-from django.template.defaultfilters import filesizeformat  # noqa
+from django.forms import ValidationError
 from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
-from django.views.decorators.debug import sensitive_variables  # noqa
+from django.views.decorators.debug import sensitive_variables
 from horizon import exceptions
 from horizon import forms
 from horizon import messages
-from horizon.utils.memoized import memoized  # noqa
 
 from manila_ui.api import manila
 
diff --git a/manila_ui/dashboards/project/share_group_snapshots/tables.py b/manila_ui/dashboards/project/share_group_snapshots/tables.py
index 21d0b0fa..b155cf75 100644
--- a/manila_ui/dashboards/project/share_group_snapshots/tables.py
+++ b/manila_ui/dashboards/project/share_group_snapshots/tables.py
@@ -13,9 +13,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from django.template.defaultfilters import title  # noqa
+from django.template.defaultfilters import title
 from django.urls import reverse
-from django.utils.http import urlencode  # noqa
+from django.utils.http import urlencode
 from django.utils.translation import pgettext_lazy
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ungettext_lazy
diff --git a/manila_ui/dashboards/project/share_groups/forms.py b/manila_ui/dashboards/project/share_groups/forms.py
index 7ff273ef..d7cd2673 100644
--- a/manila_ui/dashboards/project/share_groups/forms.py
+++ b/manila_ui/dashboards/project/share_groups/forms.py
@@ -13,7 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from django.forms import ValidationError  # noqa
+from django.forms import ValidationError
 from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
 from horizon import exceptions
diff --git a/manila_ui/dashboards/project/share_networks/forms.py b/manila_ui/dashboards/project/share_networks/forms.py
index a2919ed1..4fd68c10 100644
--- a/manila_ui/dashboards/project/share_networks/forms.py
+++ b/manila_ui/dashboards/project/share_networks/forms.py
@@ -13,14 +13,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from django.forms import ValidationError  # noqa
-from django.template.defaultfilters import filesizeformat  # noqa
 from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
 from horizon import exceptions
 from horizon import forms
 from horizon import messages
-from horizon.utils.memoized import memoized  # noqa
 from openstack_dashboard.api import base
 from openstack_dashboard.api import neutron
 
diff --git a/manila_ui/dashboards/project/share_networks/tables.py b/manila_ui/dashboards/project/share_networks/tables.py
index 495e6a25..8b48a6ac 100644
--- a/manila_ui/dashboards/project/share_networks/tables.py
+++ b/manila_ui/dashboards/project/share_networks/tables.py
@@ -12,10 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from django.template.defaultfilters import title  # noqa
-from django.urls import NoReverseMatch  # noqa
 from django.utils.translation import pgettext_lazy
-from django.utils.translation import string_concat  # noqa
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ungettext_lazy
 from horizon import tables
diff --git a/manila_ui/dashboards/project/share_snapshots/forms.py b/manila_ui/dashboards/project/share_snapshots/forms.py
index a5331cb0..d061c46b 100644
--- a/manila_ui/dashboards/project/share_snapshots/forms.py
+++ b/manila_ui/dashboards/project/share_snapshots/forms.py
@@ -17,10 +17,7 @@
 Views for managing share snapshots.
 """
 
-from django.forms import ValidationError  # noqa
-from django.template.defaultfilters import filesizeformat  # noqa
 from django.urls import reverse
-from django.utils.http import urlencode  # noqa
 from django.utils.translation import ugettext_lazy as _
 from horizon import exceptions
 from horizon import forms
diff --git a/manila_ui/dashboards/project/share_snapshots/tables.py b/manila_ui/dashboards/project/share_snapshots/tables.py
index 44cb06c4..a609e3f5 100644
--- a/manila_ui/dashboards/project/share_snapshots/tables.py
+++ b/manila_ui/dashboards/project/share_snapshots/tables.py
@@ -12,12 +12,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from django.template.defaultfilters import title  # noqa
-from django.urls import NoReverseMatch  # noqa
+from django.template.defaultfilters import title
 from django.urls import reverse
-from django.utils.http import urlencode  # noqa
+from django.utils.http import urlencode
 from django.utils.translation import pgettext_lazy
-from django.utils.translation import string_concat  # noqa
+from django.utils.translation import string_concat
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ungettext_lazy
 from horizon import exceptions
diff --git a/manila_ui/dashboards/project/shares/forms.py b/manila_ui/dashboards/project/shares/forms.py
index 60db6be6..a943c8b0 100644
--- a/manila_ui/dashboards/project/shares/forms.py
+++ b/manila_ui/dashboards/project/shares/forms.py
@@ -14,14 +14,13 @@
 # under the License.
 
 from django.conf import settings
-from django.forms import ValidationError  # noqa
-from django.template.defaultfilters import filesizeformat  # noqa
+from django.forms import ValidationError
 from django.urls import reverse
 from django.utils.translation import ugettext_lazy as _
 from horizon import exceptions
 from horizon import forms
 from horizon import messages
-from horizon.utils.memoized import memoized  # noqa
+from horizon.utils.memoized import memoized
 import six
 
 from manila_ui.api import manila
diff --git a/manila_ui/dashboards/project/shares/tables.py b/manila_ui/dashboards/project/shares/tables.py
index 5206a606..e75a6225 100644
--- a/manila_ui/dashboards/project/shares/tables.py
+++ b/manila_ui/dashboards/project/shares/tables.py
@@ -12,11 +12,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from django.template.defaultfilters import title  # noqa
-from django.urls import NoReverseMatch  # noqa
+from django.template.defaultfilters import title
 from django.urls import reverse
-from django.utils.translation import string_concat, ugettext_lazy  # noqa
 from django.utils.translation import pgettext_lazy
+from django.utils.translation import string_concat
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ungettext_lazy
 from horizon import exceptions
diff --git a/manila_ui/dashboards/utils.py b/manila_ui/dashboards/utils.py
index 8c70d211..567c4de8 100644
--- a/manila_ui/dashboards/utils.py
+++ b/manila_ui/dashboards/utils.py
@@ -12,7 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from django.forms import ValidationError  # noqa
+from django.forms import ValidationError
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
diff --git a/manila_ui/tests/dashboards/test_utils.py b/manila_ui/tests/dashboards/test_utils.py
index a17fdc4b..e9cbd886 100644
--- a/manila_ui/tests/dashboards/test_utils.py
+++ b/manila_ui/tests/dashboards/test_utils.py
@@ -14,7 +14,7 @@
 # under the License.
 
 import ddt
-from django.forms import ValidationError  # noqa
+from django.forms import ValidationError
 
 from manila_ui.dashboards import utils
 from manila_ui.tests import helpers as base
diff --git a/manila_ui/utils/filters.py b/manila_ui/utils/filters.py
index 5f0edf66..55b57a36 100644
--- a/manila_ui/utils/filters.py
+++ b/manila_ui/utils/filters.py
@@ -13,7 +13,7 @@
 #    under the License.
 
 
-from django.template.defaultfilters import register  # noqa
+from django.template.defaultfilters import register
 
 
 @register.filter