Move import check to before state reset (#23906)

* Move import check to before state reset

* Guard better

src/transformers/training_args.py

@@ -1667,12 +1667,12 @@ class TrainingArguments:
     def _setup_devices(self) -> "torch.device":
         requires_backends(self, ["torch"])
         logger.info("PyTorch: setting up devices")
-        AcceleratorState._reset_state()
-        PartialState._reset_state()
-        if not is_sagemaker_mp_enabled() and not is_accelerate_available(check_partial_state=True):
+        if not is_sagemaker_mp_enabled():
+            if not is_accelerate_available(check_partial_state=True):
                 raise ImportError(
                     "Using the `Trainer` with `PyTorch` requires `accelerate>=0.19.0`: Please run `pip install transformers[torch]` or `pip install accelerate -U`"
                 )
+            AcceleratorState._reset_state(reset_partial_state=True)
         self.distributed_state = None
         if self.no_cuda:
             self.distributed_state = PartialState(cpu=True, backend=self.ddp_backend)