def initialize(context):
run_daily(period,time='every_bar')
g.security = '000001.XSHE'
def period(context):
order(g.security,100)
print(context.portfolio.available_cash)
print(context.run_params.frequency)
print(context.current_dt)
cost = context.portfolio.positions[g.security].avg_cost
price = context.portfolio.positions[g.security].price
print("持仓成本价%s" % cost)
print("当前价格%s" % price)
ret = price/cost-1
print("收益率%s" % ret)
``````````````````````````````````````````````````````````````````````````````````````
if ret < 0.001:
order_target(g.security,0)
cost = context.portfolio.positions[g.security].avg_cost
print(cost)
```````````````````````````````````````````````````````````````````````````````````````````
for i in range(1600,2055):
if i % 4 ==0:
print(i)
i = int(input("请输入一个年份"))
if i % 4 == 0:
print("%s是润年" % i)
else:
print("%s不是闰年" % i)
2021-12-23
雪球
