Use Python to get stock specified date transaction code data

Securities Bao Www.baostock.com is a free, open-source securities data platform.

Provide a large number of accurate and complete securities historical market data, listed company financial data, real-time securities market push services.
Acquisition of securities data information through the Python API, to meet quantitative trading investors, quantitative financial enthusiasts, metering economic practitioners data needs.

        This introduction interface: Security Code query :query_all_stock ()

(The following code from the official website, invasion and deletion )

Method Description: Query the securities code and stock trading status information information, can be through the parameters ' a trading day ' access to data (including: A-share, index), providing 2014 to date data.

return type: The Dataframe type of pandas.

The sample code is as follows:

IMPORT BAOSTOCK AS BSIMPORT PANDAS AS PD ####  Landing System  ### #lg  = bs.login () #  display login return information print (' Login respond error_code: ' + Lg.error_code) Print (' login respond  error_msg: ' +lg.error_msg) ####  access to securities information  ### #rs   = bs.query_all_stock (day= "2017-06-30") print (' Query_all_stock respond error_code: ' +rs.error_code Print (' query_all_stock respond  error_msg: ' +rs.error_msg) ####  prints the result set  ### #data_list  = []while  (rs.error_code ==  ' 0 ')  & rs.next ():     #   Gets a record that merges records together     data_list.append (Rs.get_row_data ()) result = pd. DataFrame (data_list, columns=rs.fields) ####  result set Output to CSV file  ####   result.to_csv ("D : \\all_stock.csv ",  encoding=" GBK ",  index=false) print (Result) ####  logout system  ### #bs. Logout () 

Parameter meaning:
Day : The date that needs to be queried is the default current date when it is empty.

Return Data Description

parameter name	parameter description
code	security code
Tradestatus	Trading status (1: normal trade 0: suspension)

Sample data (more data, only part of the data is posted):

Use Python to get stock specified date transaction code data