Remove code to force ENABLE_ASYNCIO to False

Forcing ENABLE_ASYNCIO to False was interfering
with testing under async drivers when the
(third-party dialect) test suite included both
SQLAlchemy and Alembic tests.

Change-Id: I2fe40049c24ba8eba0a10011849a912c03aa381e

diff --git a/alembic/testing/__init__.py b/alembic/testing/__init__.py
index 98ef82dacb1550cf3e2f68791bc942f42084996d..0407adfe9ceb5ed7071d8fac48813e664468a71b 100644 (file)
--- a/alembic/testing/__init__.py
+++ b/alembic/testing/__init__.py
@@ -27,10 +27,3 @@ from .assertions import is_true
 from .assertions import ne_
 from .fixtures import TestBase
 from .util import resolve_lambda
-
-try:
-    from sqlalchemy.testing import asyncio
-except ImportError:
-    pass
-else:
-    asyncio.ENABLE_ASYNCIO = False