# HG changeset patch
# User Sylvain Thénault <sylvain.thenault@logilab.fr>
# Date 1364980190 -7200
# Node ID 8011ca5d284197d0392fd037bde5cd7e799b8109
# Parent  49eb84b80b965cfe38b7d30cb1ccbfac4fac49c2
[predicates] use select_or_none rather than select+try/except, expected to be more efficient

diff -r 49eb84b80b96 -r 8011ca5d2841 predicates.py
--- a/predicates.py	Tue Apr 02 15:11:41 2013 +0200
+++ b/predicates.py	Wed Apr 03 11:09:50 2013 +0200
@@ -479,11 +479,8 @@
 
     def __call__(self, cls, req, **kwargs):
         for regid in self.regids:
-            try:
-                req.vreg[self.registry].select(regid, req, **kwargs)
+            if req.vreg[self.registry].select_or_none(regid, req, **kwargs) is not None:
                 return self.selectable_score
-            except NoSelectableObject:
-                continue
         return 0