实时盘口推送

已订阅标的的实时盘口数据推送。

SDK Links

Python	longport.openapi.QuoteContext.set_on_depth
Rust	longport::quote::QuoteContext#set_on_depth
Go	QuoteContext.OnDepth
Node.js	QuoteContext#setOnDepth

信息

业务指令：102

数据格式

Properties

Name	Type	Description
symbol	string	标的代码，例如：AAPL.US
sequence	int64	序列号
ask	object[]	卖盘
∟ position	int32	档位
∟ price	string	价格
∟ volume	int64	挂单量
∟ order_num	int64	订单数量
bid	object[]	买盘
∟ position	int32	档位
∟ price	string	价格
∟ volume	int64	挂单量
∟ order_num	int64	订单数量

Protobuf

message PushDepth {
  string symbol = 1;
  int64 sequence = 2;
  repeated Depth ask = 3;
  repeated Depth bid = 4;
}

message Depth {
  int32 position = 1;
  string price = 2;
  int64 volume = 3;
  int64 order_num = 4;
}

Example

# 实时盘口推送
# https://open.longportapp.com/docs/quote/push/push-depth
# 订阅行情数据请检查“开发者中心” - “行情权限”是否正确
# https://open.longportapp.com/account
#
# - 港股 - BMP 基础报价，无实时行情推送，无法用 WebSocket 订阅
# - 美股 - LV1 纳斯达克最优报价 (只限 Open API）
#
# 运行前请访问“开发者中心”确保账户有正确的行情权限。
# 如没有开通行情权限，可以通过“LongPort”手机客户端，并进入“我的 - 我的行情 - 行情商城”购买开通行情权限。
from time import sleep
from longport.openapi import QuoteContext, Config, SubType, PushDepth

def on_depth(symbol: str, event: PushDepth):
    print(symbol, event)

config = Config.from_env()
ctx = QuoteContext(config)
ctx.set_on_depth(on_depth)

ctx.subscribe(["700.HK", "AAPL.US"], [SubType.Depth], is_first_push=True)
sleep(30)

JSON Example

{
  "symbol": "700.HK",
  "sequence": 160808750000000,
  "ask": [
    {
      "position": 1,
      "price": "335.000",
      "volume": 500,
      "order_num": 1
    },
    {
      "position": 2,
      "price": "335.200",
      "volume": 400,
      "order_num": 1
    },
    {
      "position": 3,
      "price": "335.400",
      "volume": 500,
      "order_num": 2
    },
    {
      "position": 4,
      "price": "335.600",
      "volume": 1200,
      "order_num": 3
    },
    {
      "position": 5,
      "price": "335.800",
      "volume": 14000,
      "order_num": 8
    }
  ],
  "bid": [
    {
      "position": 1,
      "price": "334.800",
      "volume": 69400,
      "order_num": 13
    },
    {
      "position": 2,
      "price": "334.600",
      "volume": 266600,
      "order_num": 27
    },
    {
      "position": 3,
      "price": "334.400",
      "volume": 61300,
      "order_num": 29
    },
    {
      "position": 4,
      "price": "334.200",
      "volume": 125900,
      "order_num": 31
    },
    {
      "position": 5,
      "price": "334.000",
      "volume": 194600,
      "order_num": 94
    }
  ]
}