class_docstr: Module level tests for all sktime neural networks.
docstr: Dummy test to act as placeholder.
docstr_tok: ["Dummy","test","to","act","as","placeholder","."]
code: def test_dummy(self, estimator_instance):
      """Dummy test to act as placeholder."""
      # check if multivariate input raises error for univariate regressors
      assert 42 == 42
  
imports: from sktime.tests.test_all_estimators import BaseFixtureGenerator, QuickTester
label_desc: Use image node_id 1 for calling the TestAllNetworks obj's underlying member method code with example usage: obj.test_dummy(estimator_instance) without return types