code: def test_create_category(patch_vsphere_sdk_provider):
      vsp = mock_vsphere_sdk_provider()
  
      vsp.vsphere_sdk_client.tagging.Category.CreateSpec.return_value = (
          "category_spec"
      )
      vsp.vsphere_sdk_client.tagging.Category.create.return_value = (
          "category_id_1"
      )
      category_id = vsp.create_category()
      assert category_id == "category_id_1"
  
file_path: ray/python/ray/tests/vsphere/test_vsphere_sdk_provider.py
imports: import pytest
  from unittest.mock import MagicMock, patch
  from ray.autoscaler._private.vsphere.vsphere_sdk_provider import VsphereSdkProvider, Constants, HardPower
label_desc: Use image node_id 12 for calling a global function with example usage: test_create_category(patch_vsphere_sdk_provider) without return types