code: def runTest(self):
      document_assembler = (
          DocumentAssembler()
          .setInputCol("text")
          .setOutputCol("document")
      )
  
      tokenizer = (
          Tokenizer().setInputCols(["document"]).setOutputCol("token")
      )
  
      spell_checker = (
          ContextSpellCheckerModel.pretrained("spellcheck_dl", "en")
          .setInputCols("token")
          .setOutputCol("checked")
      )
  
      pipeline = Pipeline(
          stages=[document_assembler, tokenizer, spell_checker]
      )
  
      model = pipeline.fit(self.train_data)
      checked = model.transform(self.prediction_data)
      checked.show()
  
file_path: spark-nlp/python/test/annotator/spell_check/context_spell_checker_model_test.py
imports: import os
  import unittest
  import pytest
  from sparknlp.annotator import *
  from sparknlp.base import *
  from test.util import SparkContextForTest
label_desc: Use image node_id 2 for calling the ContextSpellCheckerModelTestSpec obj's underlying member method code with example usage: obj.runTest() without return types