code: def test_all_minimal_features_in(self):
      mfs = MinimalFCParameters()
  
      self.assertIn("mean", mfs)
      self.assertIn("median", mfs)
      self.assertIn("minimum", mfs)
      self.assertIn("maximum", mfs)
      self.assertIn("length", mfs)
      self.assertIn("sum_values", mfs)
      self.assertIn("standard_deviation", mfs)
      self.assertIn("variance", mfs)
      self.assertNotIn("fft_coefficient", mfs)
  
imports: import pickle
  from unittest import TestCase
  import numpy
  import pandas
  from pandas.testing import assert_frame_equal
  from tsfresh.feature_extraction import feature_calculators
  from tsfresh.feature_extraction.extraction import extract_features
  from tsfresh.feature_extraction.settings import ComprehensiveFCParameters, EfficientFCParameters, IndexBasedFCParameters, MinimalFCParameters, PickableSettings, TimeBasedFCParameters, from_columns, include_function
label_desc: Use image node_id 1 for calling the TestMinimalSettingsObject obj's underlying member method code with example usage: obj.test_all_minimal_features_in() without return types