code: def test_hsl_to_rgb_part_1():
      """Test hsl to rgb color function"""
      assert hsl_to_rgb(-360, 100, 50) == (255, 0, 0)
      assert hsl_to_rgb(-300, 100, 50) == (255, 255, 0)
      assert hsl_to_rgb(-240, 100, 50) == (0, 255, 0)
      assert hsl_to_rgb(-180, 100, 50) == (0, 255, 255)
      assert hsl_to_rgb(-120, 100, 50) == (0, 0, 255)
      assert hsl_to_rgb(-60, 100, 50) == (255, 0, 255)
  
imports: from __future__ import division
  from pygal.colors import darken, desaturate, hsl_to_rgb, lighten, parse_color, rgb_to_hsl, rotate, saturate, unparse_color
label_desc: Use image node_id 10 for calling a global function with example usage: test_hsl_to_rgb_part_1() without return types