修复同步数据报错的问题

BaseDataMaintenance/model/ots/BaseModel.py

@@ -20,7 +20,7 @@ class BaseModel():
         raise NotImplementedError
 
     def setValue(self,k,v,isColumn=True):
-        if "all_columns" not in self.__dict__:
+        if "all_columns" not in self.__dict__ or not isinstance(self.__dict__["all_columns"],(list)):
             self.all_columns = []
         self.__dict__[k] = v
         if isColumn: