def METHOD_NAME(project_id, cluster_id, access_token):
    host = get_bcs_host(access_token, project_id, cluster_id)
    if not host:
        raise ValueError(host)
    bcs_client = BCSClusterClient(
        host=host,
        access_token=access_token,
        project_id=project_id,
        cluster_id=cluster_id,
    )
    return bcs_client