diff --git a/sf_base/controllers/controllers.py b/sf_base/controllers/controllers.py
index 1a8b0a2a..47c67322 100644
--- a/sf_base/controllers/controllers.py
+++ b/sf_base/controllers/controllers.py
@@ -44,6 +44,9 @@ class MultiInheritController():
     _sub_classes = []
 
     def __init_subclass__(cls):
+        """
+            多继承，解决多个字类时方法调用super的问题
+        """
         super().__init_subclass__()
         if len(cls._sub_classes) > 0 and cls not in cls._sub_classes:
             cls.__bases__ = (cls._sub_classes[-1],)