新组合收益异常

app/service/portfolio_diagnose.py

@@ -757,11 +757,14 @@ class PortfolioDiagnose(object):
         propose_fund_return_limit_data["new_return"] = (propose_fund_return_limit_data["return"] - start_return)/(1+start_return)
 
         # 新组合累积收益
+        try:
             new_return_ratio = propose_fund_return_limit_data["new_return"].values[-1]
+        except:
+            new_return_ratio = 0
         # 新组合区间年化收益率
         freq_max = group_order_df["freq"].max()
         n_freq = freq_days(int(freq_max))
-        new_return_ratio_year = annual_return(propose_fund_return_limit_data["new_return"].values[-1], propose_fund_return_limit_data, n_freq)
+        new_return_ratio_year = annual_return(new_return_ratio, propose_fund_return_limit_data, n_freq)
 
         # 新组合波动率
         new_volatility = volatility(propose_fund_return_limit_data["new_return"]+1, n_freq)