code: func resourceVSphereComputeClusterGetClusterFromPath(
  	meta interface{},
  	path string,
  	dcID string,
  ) (*object.ClusterComputeResource, error) {
  	client, err := resourceVSphereComputeClusterClient(meta)
  	if err != nil {
  		return nil, err
  	}
  	var dc *object.Datacenter
  	if dcID != "" {
  		var err error
  		dc, err = datacenterFromID(client, dcID)
  		if err != nil {
  			return nil, fmt.Errorf("cannot locate datacenter: %s", err)
  		}
  		log.Printf("[DEBUG] Looking for cluster %q in datacenter %q", path, dc.InventoryPath)
  	} else {
  		log.Printf("[DEBUG] Fetching cluster at path %q", path)
  	}
  
  	return clustercomputeresource.FromPath(client, path, dc)
  }
docs: // resourceVSphereComputeClusterGetClusterFromPath gets the ComputeClusterResource from a
  // supplied path. If no datacenter is supplied, the path must be a full path.