code: def predict_new_locations(
      self,
      prev_frame_cache: np.ndarray,
      prev_bboxes: np.ndarray,
      new_frame: np.ndarray,
      skip: bool = False,
      **kwargs,
  ):
      return prev_bboxes, None
  
imports: import time
  import logging
  from abc import ABC, abstractmethod
  import numpy
label_desc: Use image node_id 2 for calling the DummyMotionEstimator obj's underlying member method code with example usage: obj.predict_new_locations(prev_frame_cache, prev_bboxes, new_frame, skip) and returns: prev_bboxes,  None