code: def __init__(self, scan_object):
      """Takes in as input a Scan() object.
      e = evaluate(scan_object) and see docstring
      for e() for more information."""
  
      self.scan_object = scan_object
      self.data = scan_object.data
  
label_desc: Use image node_id 1 to create a new Evaluate object  with example: obj = Evaluate(scan_object)