code: def test_accuracy(accuracy_test, hyperparameters, hybridize):
      hyperparameters.update(
          num_batches_per_epoch=80, hybridize=hybridize
      )
  
      accuracy_test(TransformerEstimator, hyperparameters, accuracy=0.2)
  
imports: import pytest
  from gluonts.mx import TransformerEstimator
label_desc: Use image node_id 2 for calling a global function with example usage: test_accuracy(accuracy_test, hyperparameters, hybridize) without return types