func (c *Client) Namespace(ns string) *Client {
	nc := *c
	nc.namespace = ns
	return &nc
}
func (c *Client) Namespace(ns string) *Client {
	nc := *c
	nc.namespace = ns
	return &nc
}
func ( c * Client ) Namespace ( ns string ) * Client { nc := * c nc . namespace = ns return & nc }
// Namespace returns a copy of the client pointing at the specified namespace.
Namespace returns a copy of the client pointing at the specified namespace .