'Check whether a node is connected and ok to send more requests.
Arguments:
node_id (int): the id of the node to check
metadata_priority (bool): Mark node as not-ready if a metadata
refresh is required. Default: True
Returns:
bool: True if we are ready to send to the given node'

def ready(self, node_id, metadata_priority=True):

    self._maybe_connect(node_id)
    return self.is_ready(node_id, metadata_priority=metadata_priority)
