Subscribe Quote

This API is used to subscribe quote.

SDK Links

Python	longport.openapi.QuoteContext.subscriptions
Rust	longport::quote::QuoteContext#subscriptions
Go	QuoteContext.Subscriptions
Node.js	QuoteContext#subscriptions

info

Business Command: 6

Request

Parameters

Name	Type	Required	Description
symbol	string[]	Yes	Security code list, for example: [700.HK] Check rules: The maximum number of symbols that can be passed in each request is 500 The maximum number of subscriptions per user is 500
sub_type	int32[]	Yes	Subscription type, for example: [1,2], see SubType
is_first_push	bool	Yes	Whether to perform a data push immediately after subscribing. (trade not supported)

Protobuf

message SubscribeRequest {
  repeated string symbol = 1;
  repeated SubType sub_type = 2;
  bool is_first_push = 3;
}

Request Example

# Subscribe Quote
#
# To subscribe quotes data, please check whether "Developers" - "Quote authority" is correct.
# https://open.longportapp.com/account
#
# - HK Market - BMP basic quotation is unable to subscribe with WebSocket as it has no real-time quote push.
# - US Market - LV1 Nasdaq Basic (Only Open API).
#
# Before running, please visit the "Developers" to ensure that the account has the correct quotes authority.
# If you do not have the quotes authority, you can enter "Me - My Quotes - Store" to purchase the authority through the "LongPort" mobile app.
from time import sleep
from longport.openapi import QuoteContext, Config, SubType, PushQuote

def on_quote(symbol: str, event: PushQuote):
    print(symbol, event)

config = Config.from_env()
ctx = QuoteContext(config)
ctx.set_on_quote(on_quote)

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

Response

Response Properties

Returns the securities and types of the successful subscription of this request.

Name	Type	Description
sub_list	object[]	Subscription list
∟ symbol	string	Seurity code
∟ sub_type	int32[]	Subscription type, see SubType

Protobuf

message SubscriptionResponse {
  repeated SubTypeList sub_list = 1;
}

message SubTypeList {
  string symbol = 1;
  repeated SubType sub_type = 2;
}

Response JSON Example

{
  "sub_list": [
    {
      "symbol": "700.HK",
      "sub_type": [1, 2, 3]
    },
    {
      "symbol": "AAPL.US",
      "sub_type": [2]
    }
  ]
}

API Restrictions

caution

• HK BMP quote level does not support quote push.

Error Code

Protocol Error Code	Business Error Code	Description	Troubleshooting Suggestions
3	301600	Invalid request	Invalid request parameters or unpacking request failed
3	301606	Request rate limit	Reduce the frequency of requests
7	301602	Server error	Please try again or contact a technician to resolve the issue
7	301605	Too many subscriptons	Unsubscribe some subscribed securities
7	301600	Invalue request parameters	Please check the request parameter: sub_type