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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 _set_section(self, section):
 """Set the renderer's current section. Sections must be rendered order: QUESTION, ANSWER, AUTHORITY, ADDITIONAL. Sections may be empty. @param section: the section @type section: int @raises dns.exception.FormError: an attempt was made to set a section value less than the current section. """


        if self.section != section:
            if self.section > section:
                raise dns.exception.FormError
            self.section = section