request = <SubRequest 'winery' for <Function test_winery_add_and_pack>> postgresql = <connection object at 0x7f87a90a5a48; dsn: 'user=postgres password=xxx dbname=tests host=127.0.0.1 port=11713 options=''', closed: 1> @pytest.fixture def winery(request, postgresql): marker = request.node.get_closest_marker("shard_max_size") if marker is None: shard_max_size = 1024 else: shard_max_size = marker.args[0] dsn = ( f"postgres://{postgresql.info.user}" f":@{postgresql.info.host}:{postgresql.info.port}" ) winery = get_objstorage( cls="winery", base_dsn=dsn, shard_dsn=dsn, shard_max_size=shard_max_size ) yield winery # # del winery will get rid of all cnx to postgres that would otherwise block # the "drop database" of the pytest-posgreql fixture (as shown by # strace) when a test fails. # del winery # # pytest-postgresql will not remove databases that it did not create # d = Database(dsn) for database in d.list_databases(): if database != postgresql.info.dbname and database != "tests_tmpl": > d.drop_database(database) .tox/py3/lib/python3.7/site-packages/swh/objstorage/tests/test_objstorage_winery.py:64: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ self = <swh.objstorage.backends.winery.database.Database object at 0x7f87a96fee10> database = 'sharedbase' def drop_database(self, database): db = psycopg2.connect(f"{self.dsn}/postgres") # https://wiki.postgresql.org/wiki/Psycopg2_Tutorial # If you want to drop the database you would need to # change the isolation level of the database. db.set_isolation_level(0) db.autocommit = True c = db.cursor() # # Dropping the database may fail because the server takes time # to notice a connection was dropped and/or a named cursor is # in the process of being deleted. It can happen here or even # when deleting all database with the psql cli # and there are no bench process active. # # ERROR: database "i606428a5a6274d1ab09eecc4d019fef7" is being # accessed by other users DETAIL: There is 1 other session # using the database. # # See: # https://stackoverflow.com/questions/5108876/kill-a-postgresql-session-connection # # https://www.postgresql.org/docs/current/sql-dropdatabase.html # # WITH (FORCE) added in postgresql 13 but may also fail because the # named cursor may not be handled as a client. # for i in range(60): try: > c.execute(f"DROP DATABASE IF EXISTS {database} WITH (FORCE)") E psycopg2.errors.SyntaxError: syntax error at or near "WITH" E LINE 1: DROP DATABASE IF EXISTS sharedbase WITH (FORCE) E ^ .tox/py3/lib/python3.7/site-packages/swh/objstorage/backends/winery/database.py:59: SyntaxError