Issue #7449, last part (11): fix many tests if thread support is disabled
* Use try/except ImportError or test_support.import_module() to import thread
and threading modules
* Add @unittest.skipUnless(threading, ...) to testcases using threads
diff --git a/Lib/test/test_telnetlib.py b/Lib/test/test_telnetlib.py
index a04bc3f..fd5c6f7 100644
--- a/Lib/test/test_telnetlib.py
+++ b/Lib/test/test_telnetlib.py
@@ -1,11 +1,11 @@
import socket
-import threading
import telnetlib
import time
import Queue
from unittest import TestCase
from test import test_support
+threading = test_support.import_module('threading')
HOST = test_support.HOST
EOF_sigil = object()