src/client/pfs.go
func (c APIClient) PutObjectAsync(tags []*pfs.Tag) (*PutObjectWriteCloserAsync, error) {
	w, err := c.newPutObjectWriteCloserAsync(tags)
	if err != nil {
		return nil, grpcutil.ScrubGRPC(err)
	}
	return w, nil
}
func (c APIClient) PutObjectAsync(tags []*pfs.Tag) (*PutObjectWriteCloserAsync, error) {
	w, err := c.newPutObjectWriteCloserAsync(tags)
	if err != nil {
		return nil, grpcutil.ScrubGRPC(err)
	}
	return w, nil
}
// PutObjectAsync puts a value into the object store asynchronously.