mylist = []
        number_of_buttons = 3
        for n in range(number_of_buttons):
            user_input_list = []
            mylist.append(user_input_list)

        intersection = functools.reduce(set.intersection, (set(v) for v in mylist))
        print (intersection)
        self.t1.AppendText(str(elements[0][0]))
        self.t1.AppendText("\n")
        #self.conn.close()