docs: def opencl():
      '''
          Determine some system information about the installed OpenCL device.
      '''
      result = []
      try:
          import pyopencl as ocl
          for plt in ocl.get_platforms():
              result.append("Platform: " + platform.name)
              for device in plt.get_devices():
                  result.append("    Device:" + device.name.strip())
                  infoset = [key for key in dir(device) if not key.startswith(
                      "__") and key not in ["extensions", "name"]]
                  for attr in infoset:
                      try:
                          result.append("        %s: %s" % (
                              attr.strip(), getattr(device, attr).strip()))
                      except Exception:
                          pass
          return "\n".join(result)
      except Exception:
          return ""