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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 update_buttons(self):
 """Updates the enable status of delete and reset buttons."""

        current_scheme = self.current_scheme
        names = self.get_option("names")
        try:
            names.pop(names.index(u'Custom'))
        except ValueError:
            pass
        delete_enabled = current_scheme not in names
        self.delete_button.setEnabled(delete_enabled)
        self.reset_button.setEnabled(not delete_enabled)