sdk.init_realtime(accounts[0])
stock = sdk.marketdata.websocket_client.stock
stock.on('message', handle_message)
stock.connect()  
stock.subscribe({
   channel: "trades", symbol: "0050"
});
# 使用 API 獲取行情
reststock = sdk.marketdata.rest_client.stock

sdk.init_realtime(accounts[0])
stock = sdk.marketdata.websocket_client.stock
stock.on('message', handle_message)
stock.connect()
stock.subscribe({
   channel: "books", symbol: "0050"
});

sdk.init_realtime(accounts[0])
stock = sdk.marketdata.websocket_client.stock
stock.on('message', handle_message)
stock.connect()
stock.subscribe({
   channel: "candles", symbol: "0050"
});

sdk.init_realtime(accounts[0])
stock = sdk.marketdata.websocket_client.stock
stock.on('message', handle_message)
stock.connect()
stock.subscribe({
   channel: "aggregates", symbol: "0050"
});

sdk.init_realtime(accounts[0])
stock = sdk.marketdata.rest_client.stock
print(reststock.historical.candles(
  {"symbol": "0050",
  "from": "2023-02-06",
  "to": "2023-02-08"
}))