code: def test_WatchYourStep_init(barbell):
      generator = AdjacencyPowerGenerator(barbell, num_powers=5)
      wys = WatchYourStep(generator)
  
      assert wys.num_powers == 5
      assert wys.n_nodes == len(barbell.nodes())
      assert wys.num_walks == 80
      assert wys.embedding_dimension == 64
  
file_path: stellargraph/tests/layer/test_watch_your_step.py
imports: from stellargraph.layer import AttentiveWalk, WatchYourStep
  import numpy
  from ..test_utils.graphs import barbell
  from stellargraph.mapper import AdjacencyPowerGenerator
  from stellargraph.losses import graph_log_likelihood
  import pytest
  from tensorflow.keras import Model
  from ..None import test_utils
label_desc: Use image node_id 3 for calling a global function with example usage: test_WatchYourStep_init(barbell) without return types