Added missing method ``invalidate` in the `AsyncSession`

Fixes: #7524
Change-Id: I20387e6700015c44f23bd2d05347bdce802196c0

1 files changed, 7 insertions, 0 deletions

diff --git a/lib/sqlalchemy/ext/asyncio/session.py b/lib/sqlalchemy/ext/asyncio/session.py
index bb074400a..0840a0d7d 100644
--- a/lib/sqlalchemy/ext/asyncio/session.py
+++ b/lib/sqlalchemy/ext/asyncio/session.py
@@ -605,6 +605,13 @@ class AsyncSession(ReversibleProxy):
         """
         return await greenlet_spawn(self.sync_session.close)
 
+    async def invalidate(self):
+        """Close this Session, using connection invalidation.
+
+        For a complete description, see :meth:`_orm.Session.invalidate`.
+        """
+        return await greenlet_spawn(self.sync_session.invalidate)
+
     @classmethod
     async def close_all(self):
         """Close all :class:`_asyncio.AsyncSession` sessions."""