all processes can be missing

Author: Andrei Neagu

packages/service-library/tests/deferred_tasks/test_deferred_tasks.py

@@ -64,7 +64,8 @@ async def stop(self, *, graceful: bool = False):
             parent = psutil.Process(self.pid)
             children = parent.children(recursive=True)
             for child_pid in [child.pid for child in children]:
-                psutil.Process(child_pid).kill()
+                with suppress(psutil.NoSuchProcess):
+                    psutil.Process(child_pid).kill()
 
         self.process = None
         self.pid = None