code: def test_basic():
      try:
          import dask_ml  # noqa: F401
      except ImportError:
          try:
              from dask.ml.model_selection import (
                  GridSearchCV,
              )  # noqa: F401
          except ImportError as e:
              assert "conda install dask-ml" in str(e)
          else:
              assert False
      else:
          from dask.ml.model_selection import GridSearchCV
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_basic() without return types