fix linting errors

lib/galaxy/util/path/__init__.py

@@ -6,14 +6,14 @@ import errno
 import imp
 from functools import partial
 from grp import getgrgid
-from itertools import starmap
 import logging
+from itertools import starmap
 from operator import getitem
 from os import (
     extsep,
     makedirs,
-    walk,
-    stat
+    stat,
+    walk
 )
 from os.path import (
     abspath,
@@ -30,7 +30,7 @@ from os.path import (
 from pwd import getpwuid
 
 from six import iteritems, string_types
-from six.moves import filterfalse, map, zip
+from six.moves import map, zip
 log = logging.getLogger(__name__)
 
 

lib/galaxy/webapps/galaxy/api/library_datasets.py

@@ -25,7 +25,7 @@ from galaxy.managers import (
 )
 from galaxy.tools.actions import upload_common
 from galaxy.tools.parameters import populate_state
-from galaxy.util.path import safe_contains, safe_relpath, unsafe_walk, full_path_permission_for_user
+from galaxy.util.path import full_path_permission_for_user, safe_contains, safe_relpath, unsafe_walk
 from galaxy.util.streamball import StreamBall
 from galaxy.web import (
     _future_expose_api as expose_api,