code: def all_cluster_configurations():
      with_work_dir = combinations.combine(
          work_dir=TMP_WORK_DIR, fault_tolerant_mode=[True, False]
      )
      without_work_dir = combinations.combine(
          work_dir=NO_WORK_DIR, fault_tolerant_mode=False
      )
      return with_work_dir + without_work_dir
  
imports: import tempfile
  from tensorflow.core.protobuf import service_config_pb2
  from tensorflow.python.data.experimental.ops import data_service_ops
  from tensorflow.python.data.experimental.service import server_lib
  from tensorflow.python.data.kernel_tests import test_base
  from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.framework import combinations
  from tensorflow.python.framework import dtypes
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 1 for calling a global function with example usage: all_cluster_configurations() and returns: unknown