Patch #1494750: Destroy master after deleting children.

Lib/lib-tk/Tkinter.py

@@ -1933,9 +1933,9 @@ class BaseWidget(Misc):
     def destroy(self):
         """Destroy this and all descendants widgets."""
         for c in self.children.values(): c.destroy()
+        self.tk.call('destroy', self._w)
         if self.master.children.has_key(self._name):
             del self.master.children[self._name]
-        self.tk.call('destroy', self._w)
         Misc.destroy(self)
     def _do(self, name, args=()):
         # XXX Obsolete -- better use self.tk.call directly!

Misc/NEWS

@@ -163,6 +163,9 @@ Extension Modules
 Library
 -------
 
+- Patch #1494750: Destroy master after deleting children in 
+  Tkinter.BaseWidget.
+
 - Patch #1096231: Add ``default`` argument to Tkinter.Wm.wm_iconbitmap.
 
 - Patch #763580: Add name and value arguments to Tkinter variable