code: def getCupy():
      if getConfigOption("useCupy"):
          try:
              import cupy
          except ImportError:
              warn(
                  "cupy library could not be loaded, but 'useCupy' is set."
              )
              return None
          if (
              os.name == "nt"
              and cupy.cuda.runtime.runtimeGetVersion() < 11000
          ):
              warn(
                  "In Windows, CUDA toolkit should be version 11 or higher, or some functions may misbehave."
              )
          return cupy
      else:
          return None
  
label_desc: Use image node_id 1 for calling a global function with example usage: getCupy() and returns: cupy, None, None