code: def test_memory_leak():
      """https://github.com/emcconville/wand/pull/127"""
      minimum = 1.0
      with Color("NONE") as nil_color:
          minimum = ctypes.sizeof(nil_color.raw)
      consumes = memory_usage((color_memory_leak, (), {}))
      assert consumes[-1] - consumes[0] <= minimum
  
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 35 for calling a global function with example usage: test_memory_leak() without return types