docstr: Test base class initialization
  
  :return:
docstr_tok: ["Test","base","class","initialization",":","return",":"]
code: def test_fit(self):
      """
      Test base class initialization
  
      :return:
      """
      self.model.fit(self.X_train)
  
imports: import os
  import sys
  import unittest
  import numpy
  from suod.models.base import SUOD
  from pyod.utils.data import generate_data
  from pyod.models.lof import LOF
  from pyod.models.pca import PCA
  from pyod.models.hbos import HBOS
  from pyod.models.lscp import LSCP
  from suod.models.base import load_predictor_train
  from suod.models.base import load_predictor_prediction
label_desc: Use image node_id 3 for calling the TestBASE obj's underlying member method code with example usage: obj.test_fit() without return types