only call cleanup task when it exists

159473df · Lukas Beckmann · oroulet · e5fe2df0 · 159473df
Commit 159473df authored Feb 15, 2023 by Lukas Beckmann Committed by oroulet Feb 17, 2023
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Showing with 7 additions and 5 deletions

asyncua/server/binary_server_asyncio.py asyncua/server/binary_server_asyncio.py +7 -5

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--- a/asyncua/server/binary_server_asyncio.py
+++ b/asyncua/server/binary_server_asyncio.py
@@ -154,11 +154,13 @@ class BinaryServer:
            transport.close()

        # stop cleanup process and run it a last time
-        self.cleanup_task.cancel()
-        try:
-            await self.cleanup_task
-        except asyncio.CancelledError:
-            pass
+        if self.cleanup_task is not None:
+            self.cleanup_task.cancel()
+            try:
+                await self.cleanup_task
+            except asyncio.CancelledError:
+                pass
+            
        await self._close_tasks()

        if self._server: