Parse a trigger condition
        :param element: The XML Element object
        :type  element: etree._Element

def _parse_condition(self, element):
        """
        Parse a trigger condition
        :param element: The XML Element object
        :type  element: etree._Element
        """
        self._log.info('Parsing new Condition')
        condition = Condition(self, element, self.file_path)
        for statement in condition.statements:
            for response in statement.contents:
                self._responses.add(response, condition)

        if condition.else_statement:
            self._responses.add(condition.else_statement[0], condition)