diff --git a/setup.py b/setup.py
index 878c56a..2b26979 100644
--- a/setup.py
+++ b/setup.py
@@ -15,12 +15,6 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with Postorius.  If not, see <http://www.gnu.org/licenses/>.
 
-try:
-    import setuptools
-except ImportError:
-    import ez_setup
-    ez_setup.use_setuptools()
-
 from setuptools import setup, find_packages
 
 
diff --git a/src/postorius/auth/decorators.py b/src/postorius/auth/decorators.py
index 53d2ad1..2791825 100644
--- a/src/postorius/auth/decorators.py
+++ b/src/postorius/auth/decorators.py
@@ -18,13 +18,10 @@
 """Postorius view decorators."""
 
 
-from django.contrib.auth import logout, authenticate, login
+from django.contrib.auth import authenticate, login
 from django.core.exceptions import PermissionDenied
 
-from postorius.models import (Domain, List, Member, MailmanUser,
-                              MailmanApiError, Mailman404Error)
-
-from .utils import set_user_access_props
+from postorius.auth.utils import set_user_access_props
 
 
 def basic_auth_login(fn):
diff --git a/src/postorius/fieldset_forms.py b/src/postorius/fieldset_forms.py
index 01550b4..2b23f3a 100644
--- a/src/postorius/fieldset_forms.py
+++ b/src/postorius/fieldset_forms.py
@@ -19,7 +19,6 @@
 from django.forms import Form
 from django.utils import safestring
 from django.forms.forms import BoundField
-from django.forms.utils import ErrorList
 
 
 class FieldsetError(Exception):
diff --git a/src/postorius/forms.py b/src/postorius/forms.py
index 4eaf396..805eb0e 100644
--- a/src/postorius/forms.py
+++ b/src/postorius/forms.py
@@ -23,7 +23,6 @@
 from django.contrib.auth.models import User
 
 from postorius.fieldset_forms import FieldsetForm
-from postorius.models import AddressConfirmationProfile
 from postorius import utils
 
 try:
diff --git a/src/postorius/management/commands/mmclient.py b/src/postorius/management/commands/mmclient.py
index d92104b..5ac3e7f 100644
--- a/src/postorius/management/commands/mmclient.py
+++ b/src/postorius/management/commands/mmclient.py
@@ -16,10 +16,8 @@
 # You should have received a copy of the GNU General Public License along with
 # Postorius.  If not, see <http://www.gnu.org/licenses/>.
 
-from django.conf import settings
-from django.core.management.base import BaseCommand, CommandError
+from django.core.management.base import BaseCommand
 from postorius import utils
-from urllib2 import HTTPError
 
 class Command(BaseCommand):
     help = """Opens a Python shell with a mailmanclient object named `client`.
diff --git a/src/postorius/models.py b/src/postorius/models.py
index 1c6d6d0..5d7f690 100644
--- a/src/postorius/models.py
+++ b/src/postorius/models.py
@@ -19,7 +19,6 @@
     absolute_import, division, print_function, unicode_literals)
 
 
-import random
 import uuid
 import logging
 
@@ -33,7 +32,6 @@
 from django.dispatch import receiver
 from django.db import models
 from django.http import Http404
-from django.template import Context
 from django.template.loader import render_to_string
 from mailmanclient import MailmanConnectionError
 from postorius.utils import get_client
diff --git a/src/postorius/templatetags/bootstrap_tags.py b/src/postorius/templatetags/bootstrap_tags.py
index 827fb16..da04dbc 100644
--- a/src/postorius/templatetags/bootstrap_tags.py
+++ b/src/postorius/templatetags/bootstrap_tags.py
@@ -16,7 +16,6 @@
 # You should have received a copy of the GNU General Public License along with
 # Postorius.  If not, see <http://www.gnu.org/licenses/>.
 
-from django.core.urlresolvers import reverse
 from django import template
 
 
diff --git a/src/postorius/templatetags/nav_helpers.py b/src/postorius/templatetags/nav_helpers.py
index d2b5733..211d014 100644
--- a/src/postorius/templatetags/nav_helpers.py
+++ b/src/postorius/templatetags/nav_helpers.py
@@ -16,7 +16,6 @@
 # You should have received a copy of the GNU General Public License along with
 # Postorius.  If not, see <http://www.gnu.org/licenses/>.
 
-from django.core.urlresolvers import reverse
 from django import template
 
 
diff --git a/src/postorius/templatetags/pagination.py b/src/postorius/templatetags/pagination.py
index cc67b4f..f73fb7f 100644
--- a/src/postorius/templatetags/pagination.py
+++ b/src/postorius/templatetags/pagination.py
@@ -17,7 +17,6 @@
 # Postorius.  If not, see <http://www.gnu.org/licenses/>.
 
 from django import template
-from django.core.urlresolvers import reverse
 from django.utils.html import conditional_escape
 
 
diff --git a/src/postorius/tests/mailman_api_tests/test_domain_new.py b/src/postorius/tests/mailman_api_tests/test_domain_new.py
index c4925bc..af5a020 100644
--- a/src/postorius/tests/mailman_api_tests/test_domain_new.py
+++ b/src/postorius/tests/mailman_api_tests/test_domain_new.py
@@ -17,11 +17,8 @@
 
 from __future__ import absolute_import, print_function, unicode_literals
 
-import time
-
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-from django.shortcuts import resolve_url
 
 try:
     from urllib2 import HTTPError
diff --git a/src/postorius/tests/mailman_api_tests/test_list_bans.py b/src/postorius/tests/mailman_api_tests/test_list_bans.py
index 2ae37ea..a51f99c 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_bans.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_bans.py
@@ -19,14 +19,8 @@
 
 from __future__ import absolute_import,  print_function, unicode_literals
 
-import mock
-
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-try:
-    from urllib2 import HTTPError
-except ImportError:
-    from urllib.error import HTTPError
 
 from postorius.tests.utils import ViewTestCase
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_header_matches.py b/src/postorius/tests/mailman_api_tests/test_list_header_matches.py
index 1e2975e..bf9dc47 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_header_matches.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_header_matches.py
@@ -21,11 +21,7 @@
 
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-from django.utils.timezone import now
-from six.moves.urllib_error import HTTPError
-from six.moves.urllib_parse import quote
 
-from postorius.models import MailmanUser, Mailman404Error, List
 from postorius.tests.utils import ViewTestCase
 
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_index.py b/src/postorius/tests/mailman_api_tests/test_list_index.py
index 3aba901..90de59b 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_index.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_index.py
@@ -18,10 +18,6 @@
 from __future__ import absolute_import, print_function, unicode_literals
 
 from django.core.urlresolvers import reverse
-try:
-    from urllib2 import HTTPError
-except ImportError:
-    from urllib.error import HTTPError
 
 from postorius.tests.utils import ViewTestCase
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_members.py b/src/postorius/tests/mailman_api_tests/test_list_members.py
index 4e45d8a..3707121 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_members.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_members.py
@@ -19,11 +19,7 @@
 
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-from django.utils.timezone import now
-from six.moves.urllib_error import HTTPError
-from six.moves.urllib_parse import quote
 
-from postorius.models import MailmanUser, Mailman404Error
 from postorius.tests.utils import ViewTestCase
 
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_new.py b/src/postorius/tests/mailman_api_tests/test_list_new.py
index 27a7a95..2b1522e 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_new.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_new.py
@@ -17,16 +17,8 @@
 
 from __future__ import absolute_import, print_function, unicode_literals
 
-import time
-
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-from django.shortcuts import resolve_url
-
-try:
-    from urllib2 import HTTPError
-except ImportError:
-    from urllib.error import HTTPError
 
 from postorius.tests.utils import ViewTestCase
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_settings.py b/src/postorius/tests/mailman_api_tests/test_list_settings.py
index c6204ff..12318b3 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_settings.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_settings.py
@@ -21,12 +21,9 @@
 
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-from django.utils.timezone import now
-from six.moves.urllib_error import HTTPError
-from six.moves.urllib_parse import quote
 
 from postorius.views.list import SETTINGS_FORMS
-from postorius.models import MailmanUser, Mailman404Error, List
+from postorius.models import List
 from postorius.tests.utils import ViewTestCase
 
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_summary.py b/src/postorius/tests/mailman_api_tests/test_list_summary.py
index 27eb61c..c2f46d0 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_summary.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_summary.py
@@ -19,11 +19,6 @@
 
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-from django.db import IntegrityError
-try:
-    from urllib2 import HTTPError
-except ImportError:
-    from urllib.error import HTTPError
 
 from postorius.tests.utils import ViewTestCase
 
diff --git a/src/postorius/tests/mailman_api_tests/test_models.py b/src/postorius/tests/mailman_api_tests/test_models.py
index 8db2931..ccd4ba5 100644
--- a/src/postorius/tests/mailman_api_tests/test_models.py
+++ b/src/postorius/tests/mailman_api_tests/test_models.py
@@ -18,8 +18,6 @@
 from __future__ import absolute_import, print_function, unicode_literals
 
 from django.contrib.auth.models import User
-from django.core.urlresolvers import reverse
-from django.db import IntegrityError
 try:
     from urllib2 import HTTPError
 except ImportError:
diff --git a/src/postorius/tests/mailman_api_tests/test_profile.py b/src/postorius/tests/mailman_api_tests/test_profile.py
index 6a760ce..b561863 100644
--- a/src/postorius/tests/mailman_api_tests/test_profile.py
+++ b/src/postorius/tests/mailman_api_tests/test_profile.py
@@ -21,10 +21,6 @@
 from django.contrib.auth.models import User
 from mock import patch
 from smtplib import SMTPException
-try:
-    from urllib2 import HTTPError
-except ImportError:
-    from urllib.error import HTTPError
 
 from postorius.models import AddressConfirmationProfile
 from postorius.tests.utils import ViewTestCase
diff --git a/src/postorius/tests/mailman_api_tests/test_subscriptions.py b/src/postorius/tests/mailman_api_tests/test_subscriptions.py
index b0098bb..d975e0e 100644
--- a/src/postorius/tests/mailman_api_tests/test_subscriptions.py
+++ b/src/postorius/tests/mailman_api_tests/test_subscriptions.py
@@ -19,10 +19,6 @@
 
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
-try:
-    from urllib2 import HTTPError
-except ImportError:
-    from urllib.error import HTTPError
 
 from postorius.tests.utils import ViewTestCase
 
diff --git a/src/postorius/tests/mailman_api_tests/test_user.py b/src/postorius/tests/mailman_api_tests/test_user.py
index ddc73cb..b3d01ab 100644
--- a/src/postorius/tests/mailman_api_tests/test_user.py
+++ b/src/postorius/tests/mailman_api_tests/test_user.py
@@ -21,7 +21,6 @@
 from django.core.urlresolvers import reverse
 from django.test.utils import override_settings
 from mock import patch
-from six.moves.urllib_parse import quote
 
 from postorius.models import MailmanUser, Mailman404Error
 from postorius.tests.utils import ViewTestCase
diff --git a/src/postorius/tests/test_auth_decorators.py b/src/postorius/tests/test_auth_decorators.py
index f0c0c88..a697d09 100644
--- a/src/postorius/tests/test_auth_decorators.py
+++ b/src/postorius/tests/test_auth_decorators.py
@@ -22,10 +22,7 @@
 from mock import patch
 
 from postorius.auth.decorators import (list_owner_required,
-                                       list_moderator_required,
-                                       basic_auth_login)
-from postorius.models import (Domain, List, Member, MailmanUser,
-                              MailmanApiError, Mailman404Error)
+                                       list_moderator_required)
 from mailmanclient import Client
 
 
@@ -43,7 +40,6 @@
     """Tests the list_owner_required auth decorator."""
 
     def setUp(self):
-        from django.test.client import RequestFactory
         from postorius.tests.utils import create_mock_list
         self.request_factory = RequestFactory()
         # create a mock list with members
@@ -109,7 +105,6 @@
     """Tests the list_owner_required auth decorator."""
 
     def setUp(self):
-        from django.test.client import RequestFactory
         from postorius.tests.utils import create_mock_list
         self.request_factory = RequestFactory()
         # create a mock list with members
diff --git a/src/postorius/tests/utils.py b/src/postorius/tests/utils.py
index fa3bc2e..1b3675f 100644
--- a/src/postorius/tests/utils.py
+++ b/src/postorius/tests/utils.py
@@ -17,12 +17,11 @@
 
 import logging
 
-from django import VERSION as DJANGO_VERSION
 from django.conf import settings
 from django.contrib import messages
 from django.core.urlresolvers import reverse
 from django.test import RequestFactory, TestCase
-from mock import patch, MagicMock
+from mock import MagicMock
 from six.moves.urllib_parse import quote
 
 from postorius.utils import get_client
diff --git a/src/postorius/utils.py b/src/postorius/utils.py
index 53a641a..8eb0998 100644
--- a/src/postorius/utils.py
+++ b/src/postorius/utils.py
@@ -20,7 +20,6 @@
 from django.conf import settings
 from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
 from django.shortcuts import render
-from django.template import RequestContext
 from mailmanclient import Client
 from django.utils.translation import gettext as _
 
diff --git a/src/postorius/views/domain.py b/src/postorius/views/domain.py
index 7dfd7ec..39f7e55 100644
--- a/src/postorius/views/domain.py
+++ b/src/postorius/views/domain.py
@@ -21,13 +21,13 @@
 from django.contrib.auth.decorators import login_required, user_passes_test
 from django.core.urlresolvers import reverse
 from django.shortcuts import render, redirect
-from django.template import RequestContext
 from django.utils.translation import gettext as _
 try:
     from urllib2 import HTTPError
 except ImportError:
     from urllib.error import HTTPError
 from postorius import utils
+from postorius.models import Domain
 from postorius.forms import *
 from postorius.auth.decorators import *
 
diff --git a/src/postorius/views/list.py b/src/postorius/views/list.py
index a5aa49e..87e9b3a 100644
--- a/src/postorius/views/list.py
+++ b/src/postorius/views/list.py
@@ -39,6 +39,7 @@
 
 from postorius import utils
 from postorius.forms import *
+from postorius.models import Domain, List, MailmanApiError
 from postorius.auth.decorators import *
 from postorius.views.generic import MailingListView
 
diff --git a/src/postorius/views/user.py b/src/postorius/views/user.py
index 7ce0f68..85568e9 100644
--- a/src/postorius/views/user.py
+++ b/src/postorius/views/user.py
@@ -21,13 +21,10 @@
 
 from django.forms.formsets import formset_factory
 from django.contrib import messages
-from django.contrib.auth.decorators import (login_required,user_passes_test)
-from django.core.urlresolvers import reverse
+from django.contrib.auth.decorators import login_required
 from django.shortcuts import redirect, render
-from django.template import RequestContext
 from django.utils.decorators import method_decorator
 from django.utils.translation import gettext as _
-from django.views.generic import TemplateView
 from django.http import Http404
 
 try:
@@ -36,7 +33,8 @@
     from urllib.error import HTTPError
 
 from postorius import utils
-from postorius.models import MailmanConnectionError, AddressConfirmationProfile
+from postorius.models import (MailmanConnectionError, MailmanApiError, List,
+                              AddressConfirmationProfile, MailmanUser)
 from postorius.forms import *
 from postorius.auth.decorators import *
 from postorius.views.generic import MailmanUserView
@@ -44,7 +42,6 @@
 from socket import error as socket_error
 import errno
 import uuid
-import datetime
 
 
 logger = logging.getLogger(__name__)
@@ -258,7 +255,7 @@
     else:
         form = AddressActivationForm(initial={'user_email': request.user.email})
     return render(request, 'postorius/user/profile.html',
-                  {'mm_user': mm_user, 'form': form}, context_instance=RequestContext(request))
+                  {'mm_user': mm_user, 'form': form})