torch.optim.Optimizer.register_step_post_hook# Optimizer.register_step_post_hook(hook)[source]# Register an optimizer step post hook which will be called after optimizer step. It should have the following signature: hook(optimizer, args, kwargs) -> None The optimizer argument is the optimizer instance being used. Parameters hook (Callable) – The user defined hook to be registered. Returns a handle that can be used to remove the added hook by calling handle.remove() Return type torch.utils.hooks.RemovableHandle