code: def test_summary_bulk():
      out = summarisation([summary_context, summary_context])
      assert isinstance(out, list), "Output not a list"
      assert len(out) == 2, "Incorrect number of outputs"
      assert len(out[0]) < len(
          summary_context
      ), "Summary not shorter than input"
      assert len(out[1]) < len(
          summary_context
      ), "Summary not shorter than input"
  
imports: from backprop import Emotion, ImageClassification, QA, Summarisation, TextClassification, TextGeneration, TextVectorisation
  import numpy
  import torch
  import os
label_desc: Use image node_id 8 for calling a global function with example usage: test_summary_bulk() without return types