code: def test_transformer_engine_precision_plugin(monkeypatch):
      monkeypatch.setattr(
          lightning.fabric.plugins.precision.transformer_engine,
          "_TRANSFORMER_ENGINE_AVAILABLE",
          True,
      )
      transformer_engine_mock = Mock()
      monkeypatch.setitem(
          sys.modules, "transformer_engine", transformer_engine_mock
      )
      monkeypatch.setitem(
          sys.modules, "transformer_engine.pytorch", Mock()
      )
      recipe_mock = Mock()
      monkeypatch.setitem(
          sys.modules, "transformer_engine.common.recipe", recipe_mock
      )
  
      from lightning.pytorch.plugins.precision.transformer_engine import (
          TransformerEnginePrecisionPlugin,
      )
  
      with pytest.deprecated_call(
          match=r"The `TransformerEnginePrecisionPlugin` is deprecated"
      ):
          TransformerEnginePrecisionPlugin(weights_dtype=torch.float32)
  
imports: import sys
  from unittest.mock import Mock
  import lightning.fabric
  import pytest
  import torch.nn
  from lightning.pytorch import Trainer
  from lightning.pytorch.demos.boring_classes import BoringModel
  from lightning.pytorch.plugins.precision.double import LightningDoublePrecisionModule
  from lightning.pytorch.strategies import DDPStrategy, FSDPStrategy
  from tests_pytorch.helpers.runif import RunIf
label_desc: Use image node_id 13 for calling a global function with example usage: test_transformer_engine_precision_plugin(monkeypatch) without return types