code: func (cli *Client) NetworkDisconnect(ctx context.Context, networkID, containerID string, force bool) error {
  	nd := types.NetworkDisconnect{Container: containerID, Force: force}
  	resp, err := cli.post(ctx, "/networks/"+networkID+"/disconnect", nil, nd, nil)
  	ensureReaderClosed(resp)
  	return err
  }
docs: // NetworkDisconnect disconnects a container from an existent network in the docker host.