Use message to alert an Exception : Exception Dialog « GUI Tk « Python

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Python » GUI Tk » Exception Dialog Screenshots  Use message to alert an Exception from Tkinter import * import tkMessageBox         def a():            filename = "a.txt"     try:         fp = open(filename)     except:         tkMessageBox.showwarning(             "Open file",             "Cannot open this file\n(%s)" % filename         )         return a()                     Related examples in the same category