Catch exceptions in final self.destroy() call.

gvanrossum · gvanrossum · commit bd8341eeeb45 · 1998-04-10T19:17:41.000Z
diff --git a/Demo/tkinter/guido/electrons.py b/Demo/tkinter/guido/electrons.py
@@ -55,8 +55,11 @@ def run(self):
 		try:
 			while 1:
 				self.random_move(self.n)
-		finally:
-			self.tk.destroy()
+		except TclError:
+			try:
+				self.tk.destroy()
+			except TclError:
+				pass
 
 
 # Main program
