持有不动

from nmapi import *
# 初始化函数，设定基准等等
def init(context):
    set_order_cost(OrderCost(close_tax=0.001, open_commission=0.0003, close_commission=0.0003, min_commission=5), type='stock')
    log.set_level('order', 'warning')  # 设置日志级别
    g.securities = ['399006.SZ'] 
    g.first = True
    run_schedule(trade, 'daily', time='15:00')


# 交易函数
def trade(context):
    if g.first == True:
        per_share = context.portfolio.cash / len(g.securities)
        for sec in g.securities:
            o = order_target_value(sec, per_share)
            if o is not None:
                g.first = False