Momentum策略
最后更新于：2022-04-01 21:54:14
# Momentum策略
> 来源：https://uqer.io/community/share/5526191ef9f06c8f33904571
```py
import pandas as pd
from pandas import Series, DataFrame
start = datetime(2011, 1, 1)
end = datetime(2014, 8, 1)
benchmark = 'SH50'
universe = set_universe('SH50')
capital_base = 100000
refresh_rate = 10
window = 20
def initialize(account):
account.amount = 300
add_history('hist', window)
def handle_data(account):
momentum = {'symbol':[], 'c_ret':[]}
for stk in account.universe:
momentum = pd.DataFrame(momentum)
momentum = momentum.append([{'symbol':stk,'c_ret':account.hist[stk]['closePrice'].iloc[-1]/account.hist[stk]['closePrice'].iloc[0]}])
momentum = momentum.sort(columns='c_ret').reset_index(drop=True)
momentum = momentum[len(momentum)*4/5:len(momentum)]
buylist = momentum['symbol'].tolist()
for stk in account.stkpos:
if (stk not in buylist) and (account.stkpos[stk]>0):
order_to(stk, 0)
for stk in buylist:
if account.stkpos.get(stk,0) == 0:
order_to(stk, account.amount)
```
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