improve exit logic

src/iSponsorBlockTV/main.py

@@ -131,7 +131,6 @@ class DeviceListener:
         await asyncio.create_task(self.api_helper.mark_viewed_segments(uuids))
         await asyncio.create_task(self.lounge_controller.seek_to(position))
 
-    # Stops the connection to the device
     async def cancel(self):
         self.cancelled = True
         try:
@@ -140,10 +139,14 @@ class DeviceListener:
             pass
 
 
-async def finish(devices):
-    for i in devices:
-        await i.cancel()
+async def finish(devices, web_session, tcp_connector):
+    for device in devices:
+        await device.cancel()
+    await web_session.close()
+    await tcp_connector.close()
 
+def handle_signal(signum, frame):
+    raise KeyboardInterrupt()
 
 def main(config, debug):
     loop = asyncio.get_event_loop_policy().get_event_loop()
@@ -160,11 +163,15 @@ def main(config, debug):
         devices.append(device)
         tasks.append(loop.create_task(device.loop()))
         tasks.append(loop.create_task(device.refresh_auth_loop()))
-    signal(SIGINT, lambda s, f: loop.stop())
-    signal(SIGTERM, lambda s, f: loop.stop())
-    loop.run_forever()
-    print("Cancelling tasks and exiting...")
-    loop.run_until_complete(finish(devices))
-    loop.run_until_complete(web_session.close())
-    loop.run_until_complete(tcp_connector.close())
-    loop.close()
+    signal(SIGTERM, handle_signal)
+    signal(SIGINT, handle_signal)
+    try:
+        loop.run_forever()
+    except KeyboardInterrupt:
+        print("Cancelling tasks and exiting...")
+        for task in tasks:
+            task.cancel()
+        loop.run_until_complete(asyncio.gather(*tasks, return_exceptions=True))
+        loop.run_until_complete(finish(devices, web_session, tcp_connector))
+    finally:
+        loop.close()