class_docstr: Base class for Ner*Approach Annotators
      
docstr: Gets column for label per each token.
  
  Returns
  -------
  str
      Column with label per each token
docstr_tok: ["Gets","column","for","label","per","each","token",".","Returns","--","--","--","-","str","Column","with","label","per","each","token"]
code: def getLabelColumn(self):
      """Gets column for label per each token.
  
      Returns
      -------
      str
          Column with label per each token
      """
      return self.getOrDefault(self.labelColumn)
  
file_path: spark-nlp/python/sparknlp/annotator/ner/ner_approach.py
imports: from sparknlp.common import *
label_desc: Use image node_id 6 for calling the NerApproach obj's underlying member method code with example usage: obj.getLabelColumn() and returns: self