test: fix variable scope in ctrl-c test

diff --git a/tests/test_concurrency_async.py b/tests/test_concurrency_async.py
index 88bdc7d419cd9d0c00a1c7eab7ba1c86a56d2aa5..3d1b259630a762cb6f209f888332acf4c9fc95cd 100644 (file)
--- a/tests/test_concurrency_async.py
+++ b/tests/test_concurrency_async.py
@@ -168,9 +168,8 @@ import signal
 import asyncio
 import psycopg
 
-ctrl_c = False
-
 async def main():
+    ctrl_c = False
     loop = asyncio.get_event_loop()
     async with await psycopg.AsyncConnection.connect({dsn!r}) as conn:
         loop.add_signal_handler(signal.SIGINT, conn.cancel)