bpo-40275: Use new test.support helper submodules in tests (GH-21727)
diff --git a/Lib/test/test_site.py b/Lib/test/test_site.py
index ec86c64..5901939 100644
--- a/Lib/test/test_site.py
+++ b/Lib/test/test_site.py
@@ -8,8 +8,8 @@
import test.support
from test import support
from test.support import socket_helper
-from test.support import (captured_stderr, TESTFN, EnvironmentVarGuard,
- change_cwd)
+from test.support import captured_stderr
+from test.support.os_helper import TESTFN, EnvironmentVarGuard, change_cwd
import builtins
import encodings
import glob