text: from malib.logger import LogOutput, TabularInput
  
  
  class NullOutput(LogOutput):
      """Dummy output to disable 'no logger output' warnings."""
  
      @property
      def types_accepted(self):
          """Accept all output types."""
          return (object,)
  
      def record(self, data, prefix=""):
          """Don't do anything."""
          if isinstance(data, TabularInput):
              data.mark_all()
  