【AutoParallel】Add strategy with more options (#8114)

* add strategy * polish

Author: heavyrain-lzy

paddlenlp/trainer/auto_trainer.py

@@ -112,8 +112,10 @@ def _wrap_for_auto(self, model, train_dataloader):
  dist_loader = self._wrap_for_dist_loader(train_dataloader)
 
  if self.args.to_static:
+ unified_strategy = dist.Strategy()
+ unified_strategy._from_legacy_strategy(self.args.strategy)
  return (
- dist.to_static(model, dist_loader, self.criterion, self.optimizer, strategy=self.args.strategy),
+ dist.to_static(model, dist_loader, self.criterion, self.optimizer, strategy=unified_strategy),
  dist_loader,
  )
  else: