Method connect

vnpy/trader/engine.py:234–242

Start connection of a specific gateway.

(self, setting: dict, gateway_name: str)

        return self.exchanges

    def connect(self, setting: dict, gateway_name: str) -> None:
        """
        Start connection of a specific gateway.
        """
        gateway: BaseGateway | None = self.get_gateway(gateway_name)
        if gateway:
            self.write_log(_("连接登录 -> {}").format(gateway_name))

            gateway.connect(setting)

    def subscribe(self, req: SubscribeRequest, gateway_name: str) -> None:
        """