( sharding_strategy: typing.Any = None backward_prefetch: typing.Any = None mixed_precision_policy: typing.Any = None auto_wrap_policy: typing.Optional[typing.Callable] = None cpu_offload: typing.Any = None ignored_modules: typing.Optional[typing.Iterable[torch.nn.modules.module.Module]] = None state_dict_type: typing.Any = None state_dict_config: typing.Any = None optim_state_dict_config: typing.Any = None limit_all_gathers: bool = False use_orig_params: bool = False param_init_fn: typing.Optional[typing.Callable[[torch.nn.modules.module.Module]], NoneType] = None sync_module_states: bool = True forward_prefetch: bool = False activation_checkpointing: bool = False )