code: def test_bad_init_params(self, kwargs):
      with pytest.raises(ValueError):
          _ = representations.Vectorizer(**kwargs)
  
imports: import pytest
  import numpy
  from scipy.sparse import coo_matrix
  from textacy import extract, representations
label_desc: Use image node_id 2 for calling the TestVectorizer obj's underlying member method code with example usage: obj.test_bad_init_params(kwargs) without return types