diff options
Diffstat (limited to 'lib/sqlalchemy/dialects/postgresql/_psycopg_common.py')
| -rw-r--r-- | lib/sqlalchemy/dialects/postgresql/_psycopg_common.py | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/sqlalchemy/dialects/postgresql/_psycopg_common.py b/lib/sqlalchemy/dialects/postgresql/_psycopg_common.py index 7f936fefb..e7d5e77c3 100644 --- a/lib/sqlalchemy/dialects/postgresql/_psycopg_common.py +++ b/lib/sqlalchemy/dialects/postgresql/_psycopg_common.py @@ -170,15 +170,17 @@ class _PGDialect_common_psycopg(PGDialect): def do_ping(self, dbapi_connection): cursor = None + before_autocommit = dbapi_connection.autocommit try: - self._do_autocommit(dbapi_connection, True) + if not before_autocommit: + self._do_autocommit(dbapi_connection, True) cursor = dbapi_connection.cursor() try: cursor.execute(self._dialect_specific_select_one) finally: cursor.close() - if not dbapi_connection.closed: - self._do_autocommit(dbapi_connection, False) + if not before_autocommit and not dbapi_connection.closed: + self._do_autocommit(dbapi_connection, before_autocommit) except self.dbapi.Error as err: if self.is_disconnect(err, dbapi_connection, cursor): return False |