Tkinter rename reversal: remove tkinter package, adapt imports and docs.
diff --git a/Lib/test/test_tcl.py b/Lib/test/test_tcl.py
index 6b41a17..fa170ef 100644
--- a/Lib/test/test_tcl.py
+++ b/Lib/test/test_tcl.py
@@ -3,7 +3,7 @@
 import unittest
 import os
 from test import test_support
-from tkinter import Tcl
+from Tkinter import Tcl
 from _tkinter import TclError
 
 class TclTest(unittest.TestCase):