test/ctlmgr: keep trying to ping on OSError

sbourdeauducq · sbourdeauducq · commit 375e821bd855 · 2016-07-08T12:40:04.000+08:00
Since Python 3.5.2, this exception can be raised on Windows when the
connection fails.
diff --git a/artiq/test/test_ctlmgr.py b/artiq/test/test_ctlmgr.py
@@ -50,7 +50,8 @@ async def wait_for_ping(self, host, port, retries=5, timeout=2):
             except asyncio.TimeoutError:
                 timeout -= dt
             except (ConnectionAbortedError, ConnectionError,
-                    ConnectionRefusedError, ConnectionResetError):
+                    ConnectionRefusedError, ConnectionResetError,
+                    OSError):
                 await asyncio.sleep(dt)
                 timeout -= dt
         raise asyncio.TimeoutError
