docstr: Gets current column names of input annotations.
docstr_tok: ["Gets","current","column","names","of","input","annotations","."]
code: def getInputCols(self):
      """Gets current column names of input annotations."""
      return self.getOrDefault(self.inputCols)
  
imports: from pyspark.ml import Model, Estimator
  from pyspark.ml.util import DefaultParamsWritable, DefaultParamsReadable
  from sparknlp.common import *
label_desc: Use image node_id 7 for calling the TFNerDLGraphBuilder obj's underlying member method code with example usage: obj.getInputCols() and returns: self