Whitespace normalization, via reindent.py.
diff --git a/Lib/lib-tk/Tkinter.py b/Lib/lib-tk/Tkinter.py
index 5ad065d..3ffd2df 100644
--- a/Lib/lib-tk/Tkinter.py
+++ b/Lib/lib-tk/Tkinter.py
@@ -1557,7 +1557,7 @@
         self._tkloaded = 0
         # to avoid recursions in the getattr code in case of failure, we
         # ensure that self.tk is always _something_.
-        self.tk = None  
+        self.tk = None
         if baseName is None:
             import sys, os
             baseName = os.path.basename(sys.argv[0])