code: def run(command, parser, cl_args, unknown_args):
    
    location = cl_args['cluster/[role]/[env]'].split('/')
    if len(location) == 1:
      return show_cluster(cl_args, *location)
    elif len(location) == 2:
      return show_cluster_role(cl_args, *location)
    elif len(location) == 3:
      return show_cluster_role_env(cl_args, *location)
    else:
      Log.error('Invalid topologies selection')
      return False
docs: run command