code: def setUp(self):
      self.data = SparkSessionForTest.spark.createDataFrame(
          [
              [
                  (
                      "All emotions, and that\none particularly, were abhorrent to his cold, precise"
                      " but\nadmirably balanced mind.\n\nHe was, I take it, the most perfect\nreasoning"
                      " and observing machine that the world has seen."
                  )
              ]
          ]
      ).toDF("text")
  
file_path: spark-nlp/python/test/annotator/document_character_text_splitter_test.py
imports: import unittest
  import pytest
  from sparknlp.annotator import *
  from sparknlp.base import *
  from test.util import SparkSessionForTest
label_desc: Use image node_id 1 for calling the DocumentCharacterTextSplitterTestSpec obj's underlying member method code with example usage: obj.setUp() without return types