Nuggets quantification: obtain data through the history method, and use the same proportional compound weight factor as Sina Finance and snowball. Different from flush

# coding=utf-8
from __future__ import print_function, absolute_import
from gm.api import *
#  Data can be extracted directly , Nuggets terminal needs to be opened , Interface access is through network request , The efficiency of general , Market data can be obtained through subscribe Subscription mode 
#  Set up token,  Check out the existing token ID, In user - Get from key management 
set_token('xxxxxxxxxxxxxxxd')
#  Check the historical market ,  Adopt the way of fixed-point weight recovery , adjust Right of reply before designation ,adjust_end_time Specify the resumption time 
data = history(symbol='SHSE.600000', frequency='1d', start_time='2020-01-01', end_time='2022-07-04', # 09:00:00  16:00:00
               fields='bob,open,high,low,close', adjust=ADJUST_POST, adjust_end_time='2022-07-05',df=True) #adjust_end_time='2020-12-31',

data['bob'] = data['bob'].astype(str)
data['bob'] = data['bob'].str[0:10]
data