code: def test_distrib_xla_nprocs(xmp_executor):
      n = int(os.environ["NUM_TPU_WORKERS"])
      xmp_executor(_test_distrib_xla_nprocs, args=(), nprocs=n)
  
file_path: ignite/tests/ignite/metrics/test_top_k_categorical_accuracy.py
imports: import os
  import pytest
  import torch
  import ignite.distributed
  from ignite.exceptions import NotComputableError
  from ignite.metrics import TopKCategoricalAccuracy
label_desc: Use image node_id 13 for calling a global function with example usage: test_distrib_xla_nprocs(xmp_executor) without return types