code: def test_html_repr(self):
      pal = palettes.color_palette()
      html = pal._repr_html_()
      for color in pal.as_hex():
          assert color in html
  
imports: import colorsys
  import numpy
  import matplotlib
  import pytest
  import numpy.testing
  from seaborn import palettes, utils, rcmod
  from seaborn.external import husl
  from seaborn._compat import get_colormap
  from seaborn.colors import xkcd_rgb, crayons
label_desc: Use image node_id 37 for calling the TestColorPalettes obj's underlying member method code with example usage: obj.test_html_repr() without return types