code: def _redirection_through_forward(self, method_name: str) -> Callable:
      assert method_name != "forward"
      original_forward = self._original_module.forward
  
      def wrapped_forward(*args: Any, **kwargs: Any) -> Any:
          # Unpatch ourselves immediately before calling the method `method_name`
          # because itself may want to call the real `forward`
          self._original_module.forward = original_forward
          # Call the actual method e.g. `.training_step(...)`
          method = getattr(self._original_module, method_name)
          return method(*args, **kwargs)
  
      # We make the caller "unknowingly" send their arguments through the forward_module's `__call__`.
      # We expect that the `forward_module` will eventually call `original_module.forward`, which we
      # have patched to redirect back to `original_module.method_name()`.
      def call_forward_module(*args: Any, **kwargs: Any) -> Any:
          # Patch the original_module's forward, so we can redirect the arguments back to the real method
          self._original_module.forward = wrapped_forward
          return self.forward(*args, **kwargs)
  
      return call_forward_module
  
imports: import inspect
  from functools import wraps
  from typing import Any, Callable, Dict, Generator, Iterator, List, Mapping, Optional, TypeVar, Union, overload
  import torch
  from lightning_utilities.core.apply_func import apply_to_collection
  from torch import Tensor
  from torch import nn
  from torch.nn.modules.module import _IncompatibleKeys
  from torch.optim import Optimizer
  from torch.utils.data import DataLoader
  from typing_extensions import override
  from lightning.fabric.plugins import Precision
  from lightning.fabric.strategies import Strategy
  from lightning.fabric.utilities import move_data_to_device
  from lightning.fabric.utilities.data import _set_sampler_epoch
  from lightning.fabric.utilities.device_dtype_mixin import _DeviceDtypeModuleMixin
  from lightning.fabric.utilities.imports import _TORCH_GREATER_EQUAL_2_0
  from lightning.fabric.utilities.types import Optimizable
label_desc: Use image node_id 8 for calling the _FabricModule obj's underlying member method code with example usage: obj._redirection_through_forward(method_name) and returns: call_forward_module, method, self