Fix try...finally construct for Python < 2.5

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@42906 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/dynamic/lazy_class.py

@@ -286,13 +286,13 @@ class PortalTypeMetaClass(GhostBaseMetaClass, PropertyHolder):
       raise AttributeError("Could not find a portal type class in"
                            " class hierarchy")
 
-    ERP5Base.aq_method_lock.acquire()
     portal_type = klass.__name__
     from Products.ERP5.ERP5Site import getSite
     site = getSite()
+    ERP5Base.aq_method_lock.acquire()
+    try:
       try:
         try:
-
           class_definition = generatePortalTypeClass(site, portal_type)
         except AttributeError:
           LOG("ERP5Type.Dynamic", WARNING,
@@ -319,7 +319,7 @@ class PortalTypeMetaClass(GhostBaseMetaClass, PropertyHolder):
           classImplements(klass, interface)
 
         klass.generatePortalTypeAccessors(site)
-    except:
+      except Exception:
         import traceback; traceback.print_exc()
     finally:
       ERP5Base.aq_method_lock.release()