code: def test_green_int8():
      assert Color("black").green_int8 == 0
      assert Color("#0f0").green_int8 == 255
      assert Color("white").green_int8 == 255
      assert Color("rgba(0, 128, 0, 1)").green_int8 == 128
      c = Color("none")
      c.green_int8 = 255
      assert c.green_int8 == 255
  
imports: import ctypes
  import time
  import warnings
  from pytest import mark, raises
  from wand.color import Color
  from wand.compat import xrange
  from wand.version import QUANTUM_DEPTH, MAGICK_VERSION_INFO
label_desc: Use image node_id 24 for calling a global function with example usage: test_green_int8() without return types