You can check out pykiteconnect documentation here.

what happens to the websocket connection when the token expires due to the change of date?

Yes, you can keep the websocket connection alive and know the current status using is_connected method.

https://kite.trade/docs/pykiteconnect/v3/#kiteconnect.KiteTicker.stop

https://kite.trade/docs/pykiteconnect/v4/#kiteconnect.KiteConnect.instruments

https://kite.trade/docs/pykiteconnect/v4/#kiteconnect.KiteConnect.invalidate_access_token

https://kite.trade/docs/pykiteconnect/v4/#kiteconnect.KiteConnect.historical_data

How should I disconnect from KiteTicker(close websocket connection) at say 15:30 and reconnect again at login, without checking if time is xx:xx every few seconds

@ATH,

This could be connection pool issue, you can create a custom python connection pool and pass it to pykiteconnect

https://kite.trade/docs/pykiteconnect/v3/#kiteconnect.KiteConnect.historical_data

Go through the python WebSocket documentation here.

https://kite.trade/docs/pykiteconnect/v4/#kiteconnect.KiteConnect.ltp

The KiteTicker API has a resubscription method which subscribes to all tokens again.

connection was closed uncleanly (WebSocket connection upgrade failed (429 - TooManyRequests))

https://kite.trade/docs/pykiteconnect/v4/#kiteconnect.KiteConnect.order_margins

You can know more about it here.

For WebSocket connection, auto-reconnect is set by default using reconnect=True.

You need to enable debug log here.

You need to enable debug log here and paste the json response.