class_docstr: Shutdown all workers.
  
  Processing will continue normally (typically by waiting for the down
  workers to be restarted).
class_docstr_tok: ["Shutdown","all","workers",".","Processing","will","continue","normally","(","typically","by","waiting","for","the","down","workers","to","be","restarted",")","."]
code: def __call__(self, run_context, all_workers, lame_workers):
      all_workers.shutdown(exit_code=42)
  
imports: import threading
  import time
  from google.protobuf import text_format
  from tensorflow.core.protobuf import config_pb2
  from tensorflow.core.util import event_pb2
  from tensorflow.python.client import session
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.ops import array_ops
  from tensorflow.python.platform import tf_logging
  from tensorflow.python.tpu.ops import tpu_ops
  from tensorflow.python.training import session_run_hook
  from tensorflow.python.training import training_util
label_desc: Use image node_id 2 for calling the ShutdownAllWorkers obj's underlying member method code with example usage: obj.__call__(run_context, all_workers, lame_workers) without return types