docstr: ...Test binarizer fit when remove_first=True
          
docstr_tok: ["...","Test","binarizer","fit","when","remove_first=True"]
code: def test_binarizer_remove_first(self):
      """...Test binarizer fit when remove_first=True"""
      n_cuts = 3
      one_hot_encoder = OneHotEncoder(sparse=True)
      expected_binarization = one_hot_encoder.fit_transform(
          self.default_expected_intervals
      )
  
      binarizer = FeaturesBinarizer(
          method="quantile",
          n_cuts=n_cuts,
          detect_column_type="auto",
          remove_first=True,
      )
  
      binarizer.fit(self.features)
      binarized_array = binarizer.transform(self.features)
      self.assertEqual(binarized_array.__class__, csr.csr_matrix)
  
      expected_binarization_without_first = np.delete(
          expected_binarization.toarray(), [0, 4, 8, 10], 1
      )
  
      np.testing.assert_array_equal(
          expected_binarization_without_first, binarized_array.toarray()
      )
  
      return
  
file_path: tick/tick/preprocessing/tests/features_binarizer_test.py
imports: import unittest
  import numpy
  import pandas
  from sklearn.preprocessing import OneHotEncoder
  from scipy.sparse import csr
  from tick.preprocessing.features_binarizer import FeaturesBinarizer
label_desc: Use image node_id 7 for calling the Test obj's underlying member method code with example usage: obj.test_binarizer_remove_first() without return types