code: def predict_variant_effect_on_transcript_or_failure(variant, transcript):
      
      try:
          return predict_variant_effect_on_transcript(
              variant=variant,
              transcript=transcript)
      except (AssertionError, ValueError) as error:
          logger.warn(
              "Encountered error annotating %s for %s: %s",
              variant,
              transcript,
              error)
          return Failure(variant, transcript)
docs: Try predicting the effect of a variant on a particular transcript but
      suppress raised exceptions by converting them into `Failure` effect
      values.