code: def test_transform_method(monkeypatch):
      mock_klass_from_str, mock_version_from = (
          MockObjectFromSyftBaseObj.__canonical_name__,
          MockObjectFromSyftBaseObj.__version__,
      )
  
      mock_klass_to_str, mock_version_to = (
          MockObjectToSyftBaseObj.__canonical_name__,
          MockObjectToSyftBaseObj.__version__,
      )
  
      mock_syft_transform_registry = {}
      mapping_key = f"{mock_klass_from_str}_{mock_version_from}_x_{mock_klass_to_str}_{mock_version_to}"
  
      def mock_add_transform(
          klass_from: str,
          version_from: int,
          klass_to: str,
          version_to: int,
          method: Callable,
      ):
          mock_syft_transform_registry[mapping_key] = method
  
      def mock_validate_klass_and_version(
          klass_from,
          version_from,
          klass_to,
          version_to,
      ):
          return (
              mock_klass_from_str,
              mock_version_from,
              mock_klass_to_str,
              mock_version_to,
          )
  
      def mock_method():
          return True
  
      def mock_wrapper():
          return mock_method
  
      monkeypatch.setattr(
          transforms,
          "validate_klass_and_version",
          mock_validate_klass_and_version,
      )
  
      monkeypatch.setattr(
          SyftObjectRegistry,
          "add_transform",
          mock_add_transform,
      )
  
      result = transforms.transform_method(
          klass_from=MockObjectFromSyftBaseObj,
          klass_to=MockObjectToSyftBaseObj,
      )
  
      assert result.__name__ == "decorator"
      assert result(mock_method) == mock_method
      assert mapping_key in mock_syft_transform_registry
      assert mock_syft_transform_registry[mapping_key] == mock_method
      assert (
          mock_syft_transform_registry[mapping_key]() == mock_method()
      )
  
      def mock_generate_transform_wrapper(
          klass_from: type, klass_to: type, transforms: List[Callable]
      ):
          return mock_wrapper
  
      monkeypatch.setattr(
          transforms,
          "generate_transform_wrapper",
          mock_generate_transform_wrapper,
      )
  
      result = transforms.transform(
          klass_from=MockObjectFromSyftBaseObj,
          klass_to=MockObjectToSyftBaseObj,
      )
  
      assert result.__name__ == "decorator"
      resultant_func = result(mock_method)
      assert resultant_func == mock_method
      assert resultant_func() == mock_method()
      assert mapping_key in mock_syft_transform_registry
      assert mock_syft_transform_registry[mapping_key] == mock_wrapper
  
file_path: PySyft/packages/syft/tests/syft/transforms/transforms_test.py
imports: import inspect
  from typing import Callable
  from typing import List
  from typing import Optional
  import pytest
  from syft.types import transforms
  from syft.types.syft_object import SyftBaseObject
  from syft.types.syft_object import SyftObjectRegistry
  from syft.types.transforms import TransformContext
  from syft.types.transforms import validate_klass_and_version
label_desc: Use image node_id 3 for calling a global function with example usage: test_transform_method(monkeypatch) and returns: mock_klass_from_str,  mock_version_from,  mock_klass_to_str,  mock_version_to, True, mock_method, mock_wrapper