diff --git a/rhodecode/controllers/admin/repo_groups.py b/rhodecode/controllers/admin/repo_groups.py
--- a/rhodecode/controllers/admin/repo_groups.py
+++ b/rhodecode/controllers/admin/repo_groups.py
@@ -39,12 +39,12 @@ from rhodecode.lib.auth import (
     LoginRequired, NotAnonymous, HasPermissionAll,
     HasRepoGroupPermissionAll, HasRepoGroupPermissionAnyDecorator)
 from rhodecode.lib.base import BaseController, render
+from rhodecode.lib.utils2 import safe_int
 from rhodecode.model.db import RepoGroup, User
 from rhodecode.model.scm import RepoGroupList
 from rhodecode.model.repo_group import RepoGroupModel
 from rhodecode.model.forms import RepoGroupForm, RepoGroupPermsForm
 from rhodecode.model.meta import Session
-from rhodecode.lib.utils2 import safe_int
 
 
 log = logging.getLogger(__name__)
diff --git a/rhodecode/controllers/admin/repos.py b/rhodecode/controllers/admin/repos.py
--- a/rhodecode/controllers/admin/repos.py
+++ b/rhodecode/controllers/admin/repos.py
@@ -41,15 +41,11 @@ from rhodecode.lib.auth import (
     HasRepoGroupPermissionAny, HasRepoPermissionAnyDecorator)
 from rhodecode.lib.base import BaseRepoController, render
 from rhodecode.lib.ext_json import json
-from rhodecode.lib.exceptions import AttachedForksError
-from rhodecode.lib.utils import action_logger, repo_name_slug, jsonify
+from rhodecode.lib.utils import repo_name_slug, jsonify
 from rhodecode.lib.utils2 import safe_int, str2bool
-from rhodecode.lib.vcs import RepositoryError
-from rhodecode.model.db import (
-    User, Repository, UserFollowing, RepoGroup, RepositoryField)
+from rhodecode.model.db import (Repository, RepoGroup, RepositoryField)
 from rhodecode.model.forms import (
-    RepoForm, RepoFieldForm, RepoPermsForm, RepoVcsSettingsForm,
-    IssueTrackerPatternsForm)
+    RepoForm, RepoFieldForm, RepoVcsSettingsForm, IssueTrackerPatternsForm)
 from rhodecode.model.meta import Session
 from rhodecode.model.repo import RepoModel
 from rhodecode.model.scm import ScmModel, RepoGroupList, RepoList
diff --git a/rhodecode/controllers/admin/user_groups.py b/rhodecode/controllers/admin/user_groups.py
--- a/rhodecode/controllers/admin/user_groups.py
+++ b/rhodecode/controllers/admin/user_groups.py
@@ -35,6 +35,7 @@ from sqlalchemy.orm import joinedload
 
 from rhodecode.lib import auth
 from rhodecode.lib import helpers as h
+from rhodecode.lib.ext_json import json
 from rhodecode.lib.exceptions import UserGroupAssignedException,\
     RepoGroupAssignmentError
 from rhodecode.lib.utils import jsonify, action_logger
@@ -52,8 +53,7 @@ from rhodecode.model.forms import (
     UserGroupForm, UserGroupPermsForm, UserIndividualPermissionsForm,
     UserPermissionsForm)
 from rhodecode.model.meta import Session
-from rhodecode.lib.utils import action_logger
-from rhodecode.lib.ext_json import json
+
 
 log = logging.getLogger(__name__)
 
diff --git a/rhodecode/controllers/changeset.py b/rhodecode/controllers/changeset.py
--- a/rhodecode/controllers/changeset.py
+++ b/rhodecode/controllers/changeset.py
@@ -39,7 +39,7 @@ from rhodecode.lib.base import BaseRepoC
 from rhodecode.lib.compat import OrderedDict
 from rhodecode.lib.exceptions import StatusChangeOnClosedPullRequestError
 import rhodecode.lib.helpers as h
-from rhodecode.lib.utils import action_logger, jsonify
+from rhodecode.lib.utils import jsonify
 from rhodecode.lib.utils2 import safe_unicode
 from rhodecode.lib.vcs.backends.base import EmptyCommit
 from rhodecode.lib.vcs.exceptions import (
@@ -48,7 +48,6 @@ from rhodecode.model.db import Changeset
 from rhodecode.model.changeset_status import ChangesetStatusModel
 from rhodecode.model.comment import CommentsModel
 from rhodecode.model.meta import Session
-from rhodecode.model.repo import RepoModel
 
 
 log = logging.getLogger(__name__)