code: def __init__(
      self, modname, filename, tid=None, start_time=None, end_time=None
  ):
      self.modname = modname
      self.filename = filename
      self.tid = tid
      self.start_time = start_time
      self.end_time = end_time
  
label_desc: Use image node_id 1 to create a new Event object  with example: obj = Event(modname, filename, tid, start_time, end_time)