class_docstr: K-Elbow Visualizer Tests
class_docstr_tok: ["K-Elbow","Visualizer","Tests"]
docstr: Ensure the get params works for sklearn-compatibility
code: def test_get_params(self):
      """
      Ensure the get params works for sklearn-compatibility
      """
      oz = KElbowVisualizer(
          KMeans(random_state=0),
          k=5,
      )
      params = oz.get_params()
      assert len(params) > 0
  
imports: import sys
  import pytest
  import numpy
  import matplotlib.pyplot
  from scipy.sparse import csc_matrix, csr_matrix
  from numpy.testing import assert_array_almost_equal
  from sklearn.datasets import make_blobs
  from sklearn.cluster import KMeans, MiniBatchKMeans
  from sklearn.feature_extraction.text import TfidfVectorizer
  from tests.fixtures import Dataset
  from tests.base import VisualTestCase
  from yellowbrick.datasets import load_hobbies
  from yellowbrick.cluster.elbow import distortion_score
  from yellowbrick.cluster.elbow import KElbowVisualizer, kelbow_visualizer
  from yellowbrick.exceptions import YellowbrickValueError, YellowbrickWarning
  from tests.base import IS_WINDOWS_OR_CONDA
label_desc: Use image node_id 19 for calling the TestKElbowVisualizer obj's underlying member method code with example usage: obj.test_get_params() without return types