code: def _check_array(self, X):
      return check_array(
          X,
          accept_dask_dataframe=True,
          accept_unknown_chunks=True,
          preserve_pandas_dataframe=True,
          force_all_finite=False,
      )
  
file_path: dask-ml/dask_ml/impute.py
imports: import dask
  import dask.array
  import dask.dataframe
  import numpy
  import pandas
  import sklearn.impute
  from .utils import check_array
label_desc: Use image node_id 1 for calling the SimpleImputer obj's underlying member method code with example usage: obj._check_array(X) and returns: check_array