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# 克隆自聚宽文章:https://www.joinquant.com/post/28824
# 标题:高收益低回撤的小市值策略
# 作者:曹经纬
# 导入函数库
from jqdata import *
from kuanke.wizard import *
# 初始化函数,设定基准等等
def initialize(context):
# 设定沪深300作为基准
set_benchmark('000300.XSHG')
# 开启动态复权模式(真实价格)
set_option('use_real_price', True)
# 输出内容到日志 log.info()
log.info('初始函数开始运行且全局只运行一次')
# 过滤掉order系列API产生的比error级别低的log
log.set_level('order', 'error')
# 股票池
g.security_universe_index = "399101.XSHE" # 中小板
g.buy_stock_count = 5
g.risk_control = RiskControl('000300.XSHG')
### 股票相关设定 ###
# 股票类每笔交易时的手续费是:买入时佣金万分之三,卖出时佣金万分之三加千分之一印花税, 每笔交易佣金最低扣5块钱
set_order_cost(OrderCost(close_tax=0.001, open_commission=0.0003, close_commission=0.0003, min_commission=5), type='stock')
## 运行函数(reference_security为运行时间的参考标的;传入的标的只做种类区分,因此传入'000300.XSHG'或'510300.XSHG'是一样的)
# 定时运行
run_daily(my_trade, time='14:40', reference_security='000300.XSHG')
# 收盘后运行
run_daily(after_market_close, time='after_close', reference_security='000300.XSHG')
## 开盘时运行函数
def my_trade(context):
# 选取中小板中市值最小的若干只
check_out_lists = get_index_stocks(g.security_universe_index)
q = query(valuation.code).filter(
valuation.circulating_market_cap < 100 ).filter( valuation.code.in_(check_out_lists) ).order_by( valuation.circulating_market_cap.asc() ).limit( int(g.buy_stock_count * 2.0) ) check_out_lists = list(get_fundamentals(q).code) # 过滤: 三停(停牌、涨停、跌停)及st,*st,退市 check_out_lists = filter_st_stock(check_out_lists) check_out_lists = filter_limitup_stock(context, check_out_lists) check_out_lists = filter_limitdown_stock(context, check_out_lists) check_out_lists = filter_paused_stock(check_out_lists) # 取需要的只数 check_out_lists = check_out_lists[:g.buy_stock_count] # 买卖 adjust_position(context, check_out_lists) ## 收盘后运行函数 def after_market_close(context): log.info(str('函数运行时间(after_market_close):' + str(context.current_dt.time()))) # 得到当天所有成交记录 trades = get_trades() for _trade in trades.values(): log.info('成交记录:' + str(_trade)) log.info('一天结束') log.info('##############################################################') # 自定义下单 # 根据Joinquant文档,当前报单函数都是阻塞执行,报单函数(如order_target_value)返回即表示报单完成 # 报单成功返回报单(不代表一定会成交),否则返回None def order_target_value_(security, value): if value == 0: log.debug("Selling out %s" % (security)) else: log.debug("Order %s to value %f" % (security, value)) # 如果股票停牌,创建报单会失败,order_target_value 返回None # 如果股票涨跌停,创建报单会成功,order_target_value 返回Order,但是报单会取消 # 部成部撤的报单,聚宽状态是已撤,此时成交量>0,可通过成交量判断是否有成交
return order_target_value(security, value)
# 开仓,买入指定价值的证券
# 报单成功并成交(包括全部成交或部分成交,此时成交量大于0),返回True
# 报单失败或者报单成功但被取消(此时成交量等于0),返回False
def open_position(security, value):
order = order_target_value_(security, value)
if order != None and order.filled > 0:
return True
return False
# 平仓,卖出指定持仓
# 平仓成功并全部成交,返回True
# 报单失败或者报单成功但被取消(此时成交量等于0),或者报单非全部成交,返回False
def close_position(position):
security = position.security
order = order_target_value_(security, 0) # 可能会因停牌失败
if order != None:
if order.status == OrderStatus.held and order.filled == order.amount:
return True
return False
# 交易
def adjust_position(context, buy_stocks):
if not check_for_benchmark(context):
for stock in context.portfolio.positions:
position = context.portfolio.positions[stock]
close_position(position)
return
for stock in context.portfolio.positions:
if stock not in buy_stocks:
log.info("stock [%s] in position is not buyable" % (stock))
position = context.portfolio.positions[stock]
close_position(position)
else:
log.info("stock [%s] is already in position" % (stock))
# 根据股票数量分仓
# 此处只根据可用金额平均分配购买,不能保证每个仓位平均分配
position_count = len(context.portfolio.positions)
if g.buy_stock_count > position_count:
value = context.portfolio.cash / (g.buy_stock_count - position_count * 0.33)
#value = context.portfolio.cash / g.buy_stock_count
for stock in buy_stocks:
if context.portfolio.positions[stock].total_amount == 0:
if open_position(stock, value):
if len(context.portfolio.positions) == g.buy_stock_count:
break
# 过滤停牌股票
def filter_paused_stock(stock_list):
current_data = get_current_data()
return [stock for stock in stock_list if not current_data[stock].paused]
# 过滤ST及其他具有退市标签的股票
def filter_st_stock(stock_list):
current_data = get_current_data()
return [stock for stock in stock_list
if not current_data[stock].is_st
and 'ST' not in current_data[stock].name
and '*' not in current_data[stock].name
and '退' not in current_data[stock].name]
# 过滤涨停的股票
def filter_limitup_stock(context, stock_list):
last_prices = history(1, unit='1m', field='close', security_list=stock_list)
current_data = get_current_data()
# 已存在于持仓的股票即使涨停也不过滤,避免此股票再次可买,但因被过滤而导致选择别的股票
return [stock for stock in stock_list if stock in context.portfolio.positions.keys()
or last_prices[stock][-1] < current_data[stock].high_limit]
# return [stock for stock in stock_list if stock in context.portfolio.positions.keys()
# or last_prices[stock][-1] < current_data[stock].high_limit * 0.995] # 过滤跌停的股票 def filter_limitdown_stock(context, stock_list): last_prices = history(1, unit='1m', field='close', security_list=stock_list) current_data = get_current_data() return [stock for stock in stock_list if stock in context.portfolio.positions.keys() or last_prices[stock][-1] > current_data[stock].low_limit]
#自定义函数
def check_for_benchmark(context):
#security = '000300.XSHG'
#could_trade1 = RSI_judge_qujian(security, (50,99), 15)
#could_trade2 = RSI_judge_qujian(security, (50,99), 90)
#could_trade3 = RSI_judge_qujian(security, (47,99), 60)
#return (could_trade1 and could_trade2) or could_trade3
return g.risk_control.check_for_benchmark(context)
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