def check_params(self, *keys):
        """Ensure user has set required values in weather.ini.

        Normally the :py:data:`~ServiceBase.config` names with
        ``required`` set are checked, but if your uploader has a
        ``register`` method you may need to check for other data.

        :param str keys: the :py:data:`~ServiceBase.config` names to
            verify.
        """

        for key in keys:
            if not self.params[key]:
                raise RuntimeError('"{}" not set in weather.ini'.format(key))
Ensure user has set required values in weather.ini.

        Normally the :py:data:`~ServiceBase.config` names with
        ``required`` set are checked, but if your uploader has a
        ``register`` method you may need to check for other data.

        :param str keys: the :py:data:`~ServiceBase.config` names to
            verify.