disable SQLA 1.4 asyncio mode

The latest merge that uses SQLAlchemy's test suite
more fully is not functioning with the asyncio wrappers.
As we don't need those here right now, disable them.

Change-Id: Iafccb38386ab548614d6dd7a500356a635396289

diff --git a/alembic/testing/__init__.py b/alembic/testing/__init__.py
index 5f497a6341300766653cb065a8094acb83886947..e560ef6014b9b321a739c744703bf33552d303c3 100644 (file)
--- a/alembic/testing/__init__.py
+++ b/alembic/testing/__init__.py
@@ -26,3 +26,10 @@ from .assertions import is_true  # noqa
 from .assertions import ne_  # noqa
 from .fixtures import TestBase  # noqa
 from .util import resolve_lambda  # noqa
+
+try:
+    from sqlalchemy.testing import asyncio
+except ImportError:
+    pass
+else:
+    asyncio.ENABLE_ASYNCIO = False