code: def generate_history():
      history = []
      history.append(
          dict(step=0, data=dict(v1=1, v2=2, v3="dog", mystep=1))
      )
      history.append(
          dict(step=1, data=dict(v1=3, v2=8, v3="cat", mystep=2))
      )
      return history
  
label_desc: Use image node_id 1 for calling a global function with example usage: generate_history() and returns: history