code: def _SetHashers(self, hasher_names_string):
      
      if not hasher_names_string or hasher_names_string == 'none':
        return
  
      analyzer_object = analyzers_manager.AnalyzersManager.GetAnalyzerInstance(
          'hashing')
      analyzer_object.SetHasherNames(hasher_names_string)
      self._analyzers.append(analyzer_object)
docs: Sets the hasher names.
  
      Args:
        hasher_names_string (str): comma separated names of the hashers
            to enable, where 'none' disables the hashing analyzer.