def get_index_stock(index_symbol, return_list=True):
# 连接本地终端时，td_addr为localhost:8001,
if (td.init('*****@*****.**', 'zyj2590@1109', 'strategy_1') == 0):
try:
stock_list = ""
css = md.get_constituents(index_symbol)
if return_list:
stock_list = [cs.symbol for cs in css]
else:
for cs in css:
stock_list += "," + cs.symbol
return stock_list[1:]
except:
pass
print('get_last_dailybars: ', len(r))
#提取最新N笔dailybar数据
r = md.get_last_n_dailybars('SHSE.600000', 10)
print('get_last_n_dailybars(10): ', len(r))
#提取交易代码
r = md.get_instruments('SHSE', 1, 1)
print('get_instruments: ', len(r))
#根据期货品种提取交易代码
r = md.get_instruments_by_name('ag')
print('get_instruments_by_name', len(r))
#提取指数的成分股代码
r = md.get_constituents('SHSE.000001')
print('get_constituents', len(r))
#按时间周期提取FinancialIndex
r = md.get_financial_index('SHSE.600000', '2010-12-01 09:30:00', '2016-01-08 12:00:00')
print('get_financial_index', len(r))
#提取快照, 即最新的FinancialIndex
r = md.get_last_financial_index('SHSE.600000,SZSE.000001')
print('get_last_financial_index', len(r))
#提取最近n条FinancialIndex
r = md.get_last_n_financial_index('SHSE.600000', 5)
print('get_last_n_financial_index', len(r))
#按时间周期提取ShareIndex
def get_constituents(index_symbol):#指数权重
var = md.get_constituents(index_symbol)
return to_pd(var,'symbol')
def get_constituents(index_symbol): # 指数权重
var = md.get_constituents(index_symbol)
return to_pd(var, 'symbol')