code: def _distribution_strategies():
      return [tf.distribute.MirroredStrategy()]
  
file_path: model-optimization/tensorflow_model_optimization/python/core/clustering/keras/cluster_distributed_test.py
imports: import itertools
  from absl.testing import parameterized
  import numpy
  import tensorflow
  from tensorflow_model_optimization.python.core.clustering.keras import cluster
  from tensorflow_model_optimization.python.core.clustering.keras import cluster_config
  from tensorflow_model_optimization.python.core.clustering.keras import cluster_wrapper
  from tensorflow_model_optimization.python.core.clustering.keras.experimental import cluster
  from tensorflow_model_optimization.python.core.keras import test_utils
label_desc: Use image node_id 1 for calling a global function with example usage: _distribution_strategies() and returns: list