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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 respond_webhook(self, environ):
 """ Passes the request onto a bot with a webhook if the webhook path is requested. """

        request = FieldStorage(fp=environ["wsgi.input"], environ=environ)
        url = environ["PATH_INFO"]
        params = dict([(k, request[k].value) for k in request])
        try:
            if self.bot is None:
                raise NotImplementedError
            response = self.bot.handle_webhook_event(environ, url, params)
        except NotImplementedError:
            return 404
        except:
            self.logger.debug(format_exc())
            return 500
        return response or 200