title: TypeError: can't pickle face_BasicFaceRecognizer objects
body: <p>I want to store the trained object, however there is an error shown above. What should I do if I need to store this trained model?</p>
  
  <pre><code>fishface = cv2.face.createFisherFaceRecognizer() 
  m = fishface.train(training_data, np.asarray(training_labels))
  output = open('data.pkl', 'wb')
  pickle.dump(fishface, output)
  </code></pre>