code: def test_jitter_color():
      color = tuple(np.random.randint(0, 255, 3, np.uint8))
      jittered_color = jitter_color(color)
      for c in jittered_color:
          assert 0 <= c <= 255
  
imports: import numpy
  from mmdet.datasets import CocoDataset
  from mmdet.visualization import get_palette, jitter_color, palette_val
label_desc: Use image node_id 2 for calling a global function with example usage: test_jitter_color() without return types