code: def test_preprocessing_dtype(self):
      super(FastICAComponentTest, self)._test_preprocessing_dtype(
          FastICA, dataset="diabetes"
      )
  
file_path: auto-sklearn/test/test_pipeline/components/feature_preprocessing/test_fast_ica.py
imports: import sklearn.metrics
  from sklearn.linear_model import Ridge
  from autosklearn.pipeline.components.feature_preprocessing.fast_ica import FastICA
  from autosklearn.pipeline.util import PreprocessingTestCase, _test_preprocessing, get_dataset
  import unittest
label_desc: Use image node_id 3 for calling the FastICAComponentTest obj's underlying member method code with example usage: obj.test_preprocessing_dtype() without return types