remove **kw from AsyncSession.begin() / AsyncSession.begin_nested()

Removed the unused ``**kw`` arguments from
:class:`_asyncio.AsyncSession.begin` and
:class:`_asyncio.AsyncSession.begin_nested`. These kw aren't used and
appear to have been added to the API in error.

Fixes: #7703
Change-Id: I39ff3850929d83e6efeb7f284f2f4d5e4ca120b1

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/sqlalchemy/ext/asyncio/session.py b/lib/sqlalchemy/ext/asyncio/session.py
index 22de2cab1..18b38ee0a 100644
--- a/lib/sqlalchemy/ext/asyncio/session.py
+++ b/lib/sqlalchemy/ext/asyncio/session.py
@@ -533,7 +533,7 @@ class AsyncSession(ReversibleProxy):
             sync_connection
         )
 
-    def begin(self, **kw):
+    def begin(self):
         """Return an :class:`_asyncio.AsyncSessionTransaction` object.
 
         The underlying :class:`_orm.Session` will perform the
@@ -556,7 +556,7 @@ class AsyncSession(ReversibleProxy):
 
         return AsyncSessionTransaction(self)
 
-    def begin_nested(self, **kw):
+    def begin_nested(self):
         """Return an :class:`_asyncio.AsyncSessionTransaction` object
         which will begin a "nested" transaction, e.g. SAVEPOINT.