Replace hasattr(x, y) by getattr(x, y, None).

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@12822 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Base.py

@@ -2236,8 +2236,8 @@ class Base( CopyContainer,
     # can return a new predicate.
     for script_name_begin in [self.getPortalType(), self.getMetaType(), self.__class__.__name__]:
       script_name = join([script_name_begin.replace(' ',''), script_name_end ], '')
-      if hasattr(self, script_name):
-        script = getattr(self, script_name)
+      script = getattr(self, script_name, None)
+      if script is not None:
         break
     if script is None and fallback_script_id is not None:
       script = getattr(self, fallback_script_id)