text: from kungfu.python import (_get_cuda_index, current_cluster_size,
                             current_local_rank, current_local_size,
                             current_rank, run_barrier)
  
  from . import ops, optimizers
  
  get_cuda_index = _get_cuda_index
  
  
  def nccl_built():
      return False
  
  
  broadcast_parameters = ops.broadcast_parameters
  