fix (#1530)

Co-authored-by: Карим <kareemm@yandex-team.ru>

Author: KareemMusleh

torchdata/nodes/map.py

@@ -397,7 +397,10 @@ def shutdown(self):
             self._it._shutdown(cancel_futures=True)
 
     def __del__(self):
-        self.shutdown()
+        try:
+            self.shutdown()
+        except Exception:
+            pass
 
 
 class ParallelMapper(BaseNode[T]):