code: def mock_vsphere_node_provider():
      def __init__(self, provider_config: dict, cluster_name: str):
          self.cluster_name = cluster_name
          self.tag_cache = {}
          vsphere_credentials = provider_config["vsphere_config"][
              "credentials"
          ]
          self.vsphere_credentials = vsphere_credentials
          self.vsphere_config = provider_config["vsphere_config"]
          self.get_pyvmomi_sdk_provider = MagicMock()
          self.get_vsphere_sdk_provider = MagicMock()
          self.frozen_vm_scheduler = MagicMock()
  
      with patch.object(VsphereNodeProvider, "__init__", __init__):
          node_provider = VsphereNodeProvider(
              _PROVIDER_CONFIG, _CLUSTER_NAME
          )
      return copy.deepcopy(node_provider)
  
imports: import copy
  import time
  import pytest
  import threading
  from unittest.mock import MagicMock, patch
  from ray.autoscaler._private.vsphere.node_provider import VsphereNodeProvider
  from ray.autoscaler._private.vsphere.config import update_vsphere_configs, validate_frozen_vm_configs
  from ray.autoscaler._private.vsphere.gpu_utils import split_vm_2_gpu_cards_map, GPUCard, set_gpu_placeholder
  from ray.autoscaler._private.vsphere.utils import singleton_client
label_desc: Use image node_id 1 for calling a global function with example usage: mock_vsphere_node_provider() and returns: copy