fix python style ( kikimr: Run python slo for aio)

BogolyubskiyAlexey · BogolyubskiyAlexey · commit e5195be4d444 · 2021-12-28T14:43:16.000Z
ref:8996095 sync: https://proxy.sandbox.yandex-team.ru/2665389094
diff --git a/ydb/sqlalchemy/__init__.py b/ydb/sqlalchemy/__init__.py
@@ -271,7 +271,6 @@ def has_table(self, connection, table_name, schema=None):
             except Exception:
                 return False
 
-
 except ImportError:
 
     class YqlDialect(object):
