code: def testVersion(self):
      self.assertEqual(type(versions.__version__), str)
      self.assertEqual(type(versions.VERSION), str)
      # This pattern will need to grow as we include alpha, builds, etc.
      self.assertRegex(
          versions.__version__, r"^\d+\.\d+\.(\d+(\-\w+)?|head)$"
      )
      self.assertRegex(
          versions.VERSION, r"^\d+\.\d+\.(\d+(\-\w+)?|head)$"
      )
  
imports: from tensorflow.python.framework import versions
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the VersionTest obj's underlying member method code with example usage: obj.testVersion() without return types