Use Python to get the "performance letters of the total assets, net worth" and other "listed company Performance Express" data

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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: To obtain quarterly frequency Performance Bulletin data :query_performance_express_report ()

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

Method Description: Query quarterly frequency company Performance Express information, can be set through the parameters to obtain the year-end data, provide 2006 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) ####  get company Performance Express  ### #rs  = bs.query_performance_express_ Report ("sh.600000",  start_date= "2015-01-01",  end_date= "2017-12-31") print (' Query_performance_express_ Report respond error_code: ' +rs.error_code ' Print (' query_performance_express_report respond   error_msg: ' +rs.error_msg ' result_list = []while  (rs.error_code ==  ' 0 ')   & rs.next ():     result_list.append (Rs.get_row_data ())     #   Gets a record that merges the records together RESULT = PD. DataFrame (result_list, columns=rs.fields) ####  result set Output to CSV file  ### #result. To_csv ("D:\\performance_ Express_report.csv ",  encoding=" GBK ",  index=false) print (Result) ####  logout system  ### #bs. Logout () 

parameter meaning:
Code: Stock code, SH or sz.+6 digit code, or index code, such as: sh.601398. SH: Shanghai; SZ: Shenzhen. This parameter is not nullable;
start_date: Start date, release date or update date within this range;
end_date: End date, release date, or update date within this range.

Return Data Description

parameter name	parameter description
code	security code
performanceexppubdate	results announcement Day
performanceexpstatdate	performance bulletin statistics date
performanceexpupdatedate	results Announcement Day (latest)
performanceexpresstotalasset	Performance Express Total assets
performanceexpressnetasset	Performance Express Net assets
performanceexpressepschgpct	Performance earnings per share growth
performanceexpre***oewa	performance Express Net asset yield roe-weighted
performanceexpressepsdiluted	Performance Express earnings per share eps-diluted
performanceexpressgryoy	Performance Express Total revenue YoY
performanceexpressopyoy	Performance Express operating profit YoY

Sample data:

Use Python to get the "performance letters of the total assets, net worth" and other "listed company Performance Express" data