code: def __init__(self, max_size=100):
      self.frames = 0
      self.kpts = []
      self.bboxes = []
      self.max_size = max_size
  
file_path: PaddleDetection/deploy/pipeline/pphuman/action_utils.py
label_desc: Use image node_id 1 to create a new KeyPointSequence object from inherited base classes: object with example: obj = KeyPointSequence(max_size)