code: def clip_bbox(src_bbox):
      src_bbox[0] = max(min(src_bbox[0], 1.0), 0.0)
      src_bbox[1] = max(min(src_bbox[1], 1.0), 0.0)
      src_bbox[2] = max(min(src_bbox[2], 1.0), 0.0)
      src_bbox[3] = max(min(src_bbox[3], 1.0), 0.0)
      return src_bbox
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  import random
  import math
  import cv2
label_desc: Use image node_id 2 for calling a global function with example usage: clip_bbox(src_bbox) and returns: src_bbox