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| author | Mike Bayer <mike_mp@zzzcomputing.com> | 2014-03-11 12:27:10 -0400 |
|---|---|---|
| committer | Mike Bayer <mike_mp@zzzcomputing.com> | 2014-03-11 12:27:10 -0400 |
| commit | 009df6a3d041e517cc9efa74d3c87184357a5006 (patch) | |
| tree | 1f76d29b586de7052c1baaf286407d4245795788 /lib/sqlalchemy/engine | |
| parent | 043dc4a2c1eef11abc04919d0cc093f5424028e5 (diff) | |
| download | sqlalchemy-009df6a3d041e517cc9efa74d3c87184357a5006.tar.gz | |
- Added a new keyword argument ``once=True`` to :func:`.event.listen`
and :func:`.event.listens_for`. This is a convenience feature which
will wrap the given listener such that it is only invoked once.
Diffstat (limited to 'lib/sqlalchemy/engine')
| -rw-r--r-- | lib/sqlalchemy/engine/strategies.py | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/sqlalchemy/engine/strategies.py b/lib/sqlalchemy/engine/strategies.py index f6c064033..a8a63bb3d 100644 --- a/lib/sqlalchemy/engine/strategies.py +++ b/lib/sqlalchemy/engine/strategies.py @@ -158,13 +158,12 @@ class DefaultEngineStrategy(EngineStrategy): event.listen(pool, 'first_connect', on_connect) event.listen(pool, 'connect', on_connect) - @util.only_once def first_connect(dbapi_connection, connection_record): c = base.Connection(engine, connection=dbapi_connection, _has_events=False) dialect.initialize(c) - event.listen(pool, 'first_connect', first_connect) + event.listen(pool, 'first_connect', first_connect, once=True) return engine |