fix lint

Lib/test/test_uuid.py

@@ -1,7 +1,3 @@
-import random
-import unittest
-from test import support
-from test.support import import_helper
 import builtins
 import contextlib
 import copy
@@ -12,9 +8,13 @@
 import random
 import sys
 import weakref
+import unittest
 from itertools import product
 from unittest import mock
 
+from test import support
+from test.support import import_helper
+
 py_uuid = import_helper.import_fresh_module('uuid', blocked=['_uuid'])
 c_uuid = import_helper.import_fresh_module('uuid', fresh=['_uuid'])