diff options
Diffstat (limited to 'lib/sqlalchemy/ext/asyncio/engine.py')
| -rw-r--r-- | lib/sqlalchemy/ext/asyncio/engine.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/sqlalchemy/ext/asyncio/engine.py b/lib/sqlalchemy/ext/asyncio/engine.py index aa7e60dfb..db95ab371 100644 --- a/lib/sqlalchemy/ext/asyncio/engine.py +++ b/lib/sqlalchemy/ext/asyncio/engine.py @@ -527,6 +527,11 @@ class AsyncEngine(ProxyComparable, AsyncConnectable): await self.conn.close() def __init__(self, sync_engine: Engine): + if not sync_engine.dialect.is_async: + raise exc.InvalidRequestError( + "The asyncio extension requires an async driver to be used. " + f"The loaded {sync_engine.dialect.driver!r} is not async." + ) self.sync_engine = self._proxied = sync_engine def begin(self): |