diff options
Diffstat (limited to 'lib/sqlalchemy/orm/identity.py')
| -rw-r--r-- | lib/sqlalchemy/orm/identity.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/sqlalchemy/orm/identity.py b/lib/sqlalchemy/orm/identity.py index 8f000e419..136bb7f01 100644 --- a/lib/sqlalchemy/orm/identity.py +++ b/lib/sqlalchemy/orm/identity.py @@ -193,7 +193,7 @@ class WeakInstanceDict(IdentityMap): def discard(self, state): st = dict.get(self, state.key, None) if st is state: - dict.__delitem__(self, state.key) + dict.pop(self, state.key, None) self._manage_removed_state(state) def prune(self): @@ -234,7 +234,7 @@ class StrongInstanceDict(IdentityMap): if obj is not None: st = attributes.instance_state(obj) if st is state: - dict.__delitem__(self, state.key) + dict.pop(self, state.key, None) self._manage_removed_state(state) def prune(self): |