code: def test_getApprovedVersionTagElseReturnLatestVersion_imagedata_with_single_version(
      self,
  ):
      metas = (
          self.parsedImageDataWithSingleVersions.getsegmentationMetaDict()
      )
      for k, v in metas.items():
          print("key: ", k)
          v.display()
      latestVersion = (
          self.parsedImageDataWithSingleVersions.getApprovedVersionTagElseReturnLatestVersion()
      )
      self.assertEqual("final", latestVersion)
  
imports: import json
  import os
  import sys
  import unittest
  from MONAILabelReviewerLib.ImageData import ImageData
  from MONAILabelReviewerLib.JsonParser import JsonParser
  from MONAILabelReviewerLib.SegmentationMeta import SegmentationMeta
label_desc: Use image node_id 28 for calling the ImageDataTest obj's underlying member method code with example usage: obj.test_getApprovedVersionTagElseReturnLatestVersion_imagedata_with_single_version() without return types