code: def test_distrib_xla_nprocs(xmp_executor):
      n = int(os.environ["NUM_TPU_WORKERS"])
      xmp_executor(_test_distrib_xla_nprocs, args=(), nprocs=n)
  
imports: import os
  import warnings
  from collections import Counter
  import pytest
  import torch
  from nltk.translate.bleu_score import corpus_bleu, sentence_bleu, SmoothingFunction
  import ignite.distributed
  from ignite.exceptions import NotComputableError
  from ignite.metrics.nlp import Bleu
  from .None import CorpusForTest
label_desc: Use image node_id 25 for calling a global function with example usage: test_distrib_xla_nprocs(xmp_executor) without return types