diff --git a/lib/tools.py b/lib/tools.py
index 6c8264b..b3548b7 100644
--- a/lib/tools.py
+++ b/lib/tools.py
@@ -1114,6 +1114,12 @@ def plot_pp_predict_result(y_hat, global_config, wd='yuedu'):
     if wd == 'yuedu':
         y = pd.read_csv(os.path.join(
             global_config['dataset'], '指标数据.csv'))[['ds', 'y']][-12:]
+        print('月度历史数据日期更改')
+        y['ds'] = pd.to_datetime(y['ds'])
+        y['ds'] = y['ds'].dt.strftime('%Y-%m-01')
+        # ds 转换为日期类型
+        y['ds'] = pd.to_datetime(y['ds'])
+
         # 修改ds列的日为1日
         print(y_hat)
         y_hat['ds'] = pd.to_datetime(y_hat['ds'])
@@ -1155,6 +1161,9 @@ def plot_pp_predict_result(y_hat, global_config, wd='yuedu'):
     y_y_hat = y_y_hat.sort_values(by='ds')
     y = y.sort_values(by='ds')
 
+    # # y的日期转为1日
+    # y['ds'] = y['ds'].dt.strftime('%Y-%m-01')
+
     # 绘制 y_hat 的折线图，颜色为橙色
     sns.lineplot(x=y_y_hat['ds'], y=y_y_hat['predictresult'],
                  color='orange', label='预测值', ax=ax, linestyle='--', linewidth=2)