How to use the gabbi.utils function in gabbi

def _parse_url(self, url):
        """Create a url from test data.

        If provided with a full URL, just return that. If SSL is requested
        set the scheme appropriately.

        Scheme and netloc are saved for later use in comparisons.
        """
        query_params = self.test_data['query_parameters']
        ssl = self.test_data['ssl']

        parsed_url = urlparse.urlsplit(url)
        if not parsed_url.scheme:
            full_url = utils.create_url(url, self.host, port=self.port,
                                        prefix=self.prefix, ssl=ssl)
            # parse again to set updated netloc and scheme
            parsed_url = urlparse.urlsplit(full_url)

        self.scheme = parsed_url.scheme
        self.netloc = parsed_url.netloc

        if query_params:
            query_string = self._update_query_params(parsed_url.query,
                                                     query_params)
        else:
            query_string = parsed_url.query

        return urlparse.urlunsplit((parsed_url.scheme, parsed_url.netloc,
                                    parsed_url.path, query_string, ''))