是否使用固定配息额

config-svrobo5.yml

@@ -77,6 +77,7 @@ portfolios: # 投组模块
     min-interval-days: 10 # 两次实际调仓最小间隔期，单位交易日
     dividend-rate: 0.09 #设定年化配息率
     dividend-date: 10 #配息日，每月10号
+    constant_dividend: true #是否恒定配息额
   solver: # 解算器相关
     tol: 1E-10 # 误差满足条件
     navs: # 净值要求

portfolios/holder.py

@@ -73,7 +73,10 @@ class DividendPortfoliosHolder(PortfoliosHolder):
             nav = self.init_nav
             fund_div_tuple = self.get_navs_and_div(fund_ids=tuple(weight), day=day)
             navs = fund_div_tuple[0]
-        dividend = nav * self.month_dividend
+        if self._config.get('constant_dividend'):
+            dividend = self.init_nav * self.month_dividend
+        else:
+            dividend = nav * self.month_dividend
         nav = nav - dividend
         share = {x: nav * w / navs[x] for x, w in weight.items()}
         fund_dividend = 0