 class Fruit(wx.Frame):      def __init__(self, parent, id):         wx.Frame.__init__(self, parent, id, 'Fruit', size=(000,000))          #create panel and button         panel = wx.Panel(self)          # B0 - create multiple choice list         box = wx.MultiChoiceDialog(None, """  A0.    What kind of fruit did you buy at the store?""", 'Fruit', a0)  