removed is_expired() method since the meaning of "expired" is per-attribute now

diff --git a/lib/sqlalchemy/orm/session.py b/lib/sqlalchemy/orm/session.py
index 7cdc7f671998eeef72fc75615445b4d820d8ac0f..0b87b39614805e351115100819bf9785152e4e99 100644 (file)
--- a/lib/sqlalchemy/orm/session.py
+++ b/lib/sqlalchemy/orm/session.py
@@ -781,14 +781,6 @@ class Session(object):
 
         return self.uow.prune_identity_map()
 
-    def is_expired(self, obj, unexpire=False):
-        """Return True if the given object has been marked as expired."""
-
-        ret = obj._state.trigger is not None
-        if ret and unexpire:
-            obj._state.trigger = None
-        return ret
-
     def expunge(self, object):
         """Remove the given `object` from this ``Session``.