Fix tkinter regression introduced by the security fix in #16248.

birkenfeld · birkenfeld · commit c17a8dfaca76 · 2013-09-14T09:08:09.000+02:00
diff --git a/Lib/tkinter/__init__.py b/Lib/tkinter/__init__.py
@@ -1623,7 +1623,7 @@ def __init__(self, screenName=None, baseName=None, className='Tk',
         # ensure that self.tk is always _something_.
         self.tk = None
         if baseName is None:
-            import sys, os
+            import os
             baseName = os.path.basename(sys.argv[0])
             baseName, ext = os.path.splitext(baseName)
             if ext not in ('.py', '.pyc', '.pyo'):
