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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def create(self):
 """ Add backup files to select from """

        self.add_handlers({'^T': self.quit})
        self.add(npyscreen.Textfield, value='Pick a version to restore from: ',
                 editable=False, color='STANDOUT')
        self.dir_select = self.add(npyscreen.SelectOne,
                                   values=self.display_vals,
                                   scroll_exit=True, rely=4)