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-rw-r--r--lib/sqlalchemy/pool.py39
1 files changed, 8 insertions, 31 deletions
diff --git a/lib/sqlalchemy/pool.py b/lib/sqlalchemy/pool.py
index 3be63ced3..31ab7facc 100644
--- a/lib/sqlalchemy/pool.py
+++ b/lib/sqlalchemy/pool.py
@@ -747,35 +747,10 @@ class StaticPool(Pool):
"""
- def __init__(self, creator, **params):
- """
- Construct a StaticPool.
-
- :param creator: a callable function that returns a DB-API
- connection object. The function will be called with
- parameters.
-
- :param echo: If True, connections being pulled and retrieved
- from the pool will be logged to the standard output, as well
- as pool sizing information. Echoing can also be achieved by
- enabling logging for the "sqlalchemy.pool"
- namespace. Defaults to False.
-
- :param reset_on_return: If true, reset the database state of
- connections returned to the pool. This is typically a
- ROLLBACK to release locks and transaction resources.
- Disable at your own peril. Defaults to True.
-
- :param listeners: A list of
- :class:`~sqlalchemy.interfaces.PoolListener`-like objects or
- dictionaries of callables that receive events when DB-API
- connections are created, checked out and checked in to the
- pool.
+ @memoized_property
+ def _conn(self):
+ return self._creator()
- """
- Pool.__init__(self, creator, **params)
- self._conn = creator()
-
@memoized_property
def connection(self):
return _ConnectionRecord(self)
@@ -784,8 +759,9 @@ class StaticPool(Pool):
return "StaticPool"
def dispose(self):
- self._conn.close()
- self._conn = None
+ if '_conn' in self.__dict__:
+ self._conn.close()
+ self._conn = None
def recreate(self):
self.logger.info("Pool recreating")
@@ -837,7 +813,8 @@ class AssertionPool(Pool):
def dispose(self):
self._checked_out = False
- self._conn.close()
+ if self._conn:
+ self._conn.close()
def recreate(self):
self.logger.info("Pool recreating")