Add `@override` for `src/lightning/fabric/wrappers.py` (#19292)

src/lightning/fabric/wrappers.py

@@ -22,6 +22,7 @@ from torch import nn as 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
@@ -111,6 +112,7 @@ class _FabricModule(_DeviceDtypeModuleMixin):
     def module(self) -> nn.Module:
         return self._original_module or self._forward_module
 
+    @override
     def forward(self, *args: Any, **kwargs: Any) -> Any:
         """Casts all inputs to the right precision and handles autocast for operations in the module forward method."""
         args, kwargs = self._precision.convert_input((args, kwargs))
@@ -129,6 +131,7 @@ class _FabricModule(_DeviceDtypeModuleMixin):
     def state_dict(self, *, prefix: str = ..., keep_vars: bool = ...) -> Dict[str, Any]:
         ...
 
+    @override
     def state_dict(
         self, destination: Optional[T_destination] = None, prefix: str = "", keep_vars: bool = False
     ) -> Optional[Dict[str, Any]]:
@@ -138,6 +141,7 @@ class _FabricModule(_DeviceDtypeModuleMixin):
             keep_vars=keep_vars,
         )
 
+    @override
     def load_state_dict(  # type: ignore[override]
         self, state_dict: Mapping[str, Any], strict: bool = True, **kwargs: Any
     ) -> _IncompatibleKeys:
@@ -194,6 +198,7 @@ class _FabricModule(_DeviceDtypeModuleMixin):
 
         return _wrapped_method
 
+    @override
     def __getattr__(self, item: Any) -> Any:
         if item in _LIGHTNING_MODULE_STEP_METHODS and self._forward_module != self._original_module:
             # Special support for `LightningModule`, to prevent bypassing DDP's forward
@@ -212,6 +217,7 @@ class _FabricModule(_DeviceDtypeModuleMixin):
                 attr = self._wrap_method_with_module_call_tracker(attr, item)
             return attr
 
+    @override
     def __setattr__(self, name: str, value: Any) -> None:
         if not getattr(self, "_fabric_module_initialized", False):
             super().__setattr__(name, value)