code: def test_colors():
      im = hopper()
      colors = 2
      converted = im.quantize(colors)
      assert len(converted.palette.palette) == colors * len("RGB")
  
file_path: pillow-simd/Tests/test_image_quantize.py
imports: import pytest
  from PIL import Image
  from .helper import assert_image_similar, hopper, is_ppc64le
label_desc: Use image node_id 8 for calling a global function with example usage: test_colors() without return types