WIP - fix imports.

Author: rani-pinchuk

Lib/test/test_socketserver.py

@@ -17,6 +17,7 @@
 from test.support import os_helper
 from test.support import socket_helper
 from test.support import threading_helper
+from test.support import warnings_helper
 
 
 test.support.requires("network")

Lib/test/test_tracemalloc.py

@@ -8,7 +8,7 @@
 from test.support.script_helper import (assert_python_ok, assert_python_failure,
                                         interpreter_requires_environment)
 from test import support
-from test.support import force_not_colorized
+from test.support import force_not_colorized, warnings_helper
 from test.support import os_helper
 from test.support import threading_helper
 

Lib/test/test_uuid.py

@@ -13,7 +13,7 @@
 from unittest import mock
 
 from test import support
-from test.support import import_helper
+from test.support import import_helper, warnings_helper
 from test.support.script_helper import assert_python_ok
 
 py_uuid = import_helper.import_fresh_module('uuid', blocked=['_uuid'])