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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 save(self):
 """ Back up current editor state. """

        e = self.editor

        self._style = e.current_style
        self._show_line_numbers = e.show_line_numbers
        self._highlight_search = e.highlight_search
        self._show_ruler = e.show_ruler
        self._relative_number = e.relative_number
        self._cursorcolumn = e.cursorcolumn
        self._cursorline = e.cursorline
        self._colorcolumn = e.colorcolumn