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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 run(self, xml, **kwargs):
 """Method takes either an etree.ElementTree or raw XML text as the first argument. Args: xml(etree.ElementTree or text """

        kwargs['output'] = self.__graph__()
        if isinstance(xml, str):
            try:
                self.source = etree.XML(xml)
            except ValueError:
                try:
                    self.source = etree.XML(xml.encode())
                except:
                    raise ValueError("Cannot run error {}".format(sys.exc_info()[0]))
        else:
            self.source = xml
        super(XMLProcessor, self).run(**kwargs)
        self.output = kwargs['output']
        return kwargs['output']