fix distributed tests with pt main (#1452)

thunder/tests/distributed/helper.py

@@ -2,6 +2,7 @@
 from functools import partial
 from functools import wraps
 from typing import ClassVar, TYPE_CHECKING
+import inspect
 import math
 import os
 import sys
@@ -129,10 +130,14 @@ def _run(cls, rank, test_name, file_name, pipe, *, fake_pg=False):
         local_rank = self.rank % torch.cuda.device_count()
         torch.cuda.set_device(local_rank)
         os.environ["LOCAL_RANK"] = str(local_rank)
+        if "destroy_process_group" in inspect.signature(self.run_test).parameters:
+            run_test_kwargs = {"destroy_process_group": False}
+        else:
+            run_test_kwargs = {}
 
         torch.distributed.barrier()
         try:
-            self.run_test(test_name, pipe)
+            self.run_test(test_name, pipe, **run_test_kwargs)
         except Exception:
             raise
         finally: