Gets a single parameter by its name.

        :param str name: Either a fully-qualified XTCE name or an alias in the
                         format ``NAMESPACE/NAME``.
        :rtype: .Parameter

def get_parameter(self, name):
        """
        Gets a single parameter by its name.

        :param str name: Either a fully-qualified XTCE name or an alias in the
                         format ``NAMESPACE/NAME``.
        :rtype: .Parameter
        """
        name = adapt_name_for_rest(name)
        url = '/mdb/{}/parameters{}'.format(self._instance, name)
        response = self._client.get_proto(url)
        message = mdb_pb2.ParameterInfo()
        message.ParseFromString(response.content)
        return Parameter(message)