Tkinter rename reversal: remove tkinter package, adapt imports and docs.
diff --git a/Lib/idlelib/AutoCompleteWindow.py b/Lib/idlelib/AutoCompleteWindow.py
index ab132c1..635775d 100644
--- a/Lib/idlelib/AutoCompleteWindow.py
+++ b/Lib/idlelib/AutoCompleteWindow.py
@@ -1,7 +1,7 @@
 """
 An auto-completion window for IDLE, used by the AutoComplete extension
 """
-from tkinter import *
+from Tkinter import *
 from MultiCall import MC_SHIFT
 import AutoComplete