code: def _config_dtensor_env_var(dtensor_env_vars):
      for k, v in dtensor_env_vars.items():
          os.environ[k] = v
  
file_path: tensorflow/tensorflow/python/distribute/experimental/multi_worker_mirrored_strategy.py
imports: import os
  from tensorflow.dtensor.python import config
  from tensorflow.dtensor.python import mesh_util
  from tensorflow.python.distribute import distribute_lib
  from tensorflow.python.distribute import multi_worker_util
  from tensorflow.python.distribute.cluster_resolver import tfconfig_cluster_resolver
  from tensorflow.python.distribute.experimental import dtensor_strategy_extended
  from tensorflow.python.distribute.experimental import dtensor_util
label_desc: Use image node_id 2 for calling a global function with example usage: _config_dtensor_env_var(dtensor_env_vars) without return types