code: def test_ContinuousSelector_fit():
      """Assert that fit() in ContinuousSelector does nothing."""
      op = ContinuousSelector()
      ret_op = op.fit(iris_data)
  
      assert ret_op == op
  
file_path: tpot/tests/feature_transformers_tests.py
imports: from sklearn.datasets import load_iris
  from tpot.builtins import CategoricalSelector, ContinuousSelector
  from nose.tools import assert_equal, assert_raises
label_desc: Use image node_id 10 for calling a global function with example usage: test_ContinuousSelector_fit() without return types