code: def nvmlDeviceGetMaxMigDeviceCount(self, handle):
      if "mig_devices" in handle:
          return max(7, len(handle["mig_devices"]))
      else:
          raise pynvml.NVMLError_NotSupported
  
imports: import pytest
  from typing import List
  from unittest.mock import patch
  import ray._private.thirdparty.pynvml
label_desc: Use image node_id 8 for calling the PyNVMLMock obj's underlying member method code with example usage: obj.nvmlDeviceGetMaxMigDeviceCount(handle) and returns: max