diff options
Diffstat (limited to 'lib/sqlalchemy/orm/collections.py')
| -rw-r--r-- | lib/sqlalchemy/orm/collections.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/sqlalchemy/orm/collections.py b/lib/sqlalchemy/orm/collections.py index 6bd5ac968..fd1677058 100644 --- a/lib/sqlalchemy/orm/collections.py +++ b/lib/sqlalchemy/orm/collections.py @@ -1161,6 +1161,15 @@ def _list_decorators(): _tidy(pop) return pop + def clear(fn): + def clear(self, index=-1): + __before_delete(self) + for item in self: + __del(self, item) + fn(self) + _tidy(clear) + return clear + # __imul__ : not wrapping this. all members of the collection are already # present, so no need to fire appends... wrapping it with an explicit # decorator is still possible, so events on *= can be had if they're |