def host(self, value):
        """
        A string that will be automatically included at the beginning of the url generated for doing each http request.

        :param value: The host to be connected with, e.g. (http://hostname) or (https://X.X.X.X:port)
        """
        scheme, host, port = get_hostname_parameters_from_url(value)
        self._host = "%s://%s:%s" % (scheme, host, port)