fix hang build

tests/test_keep_alive_timeout.py

@@ -279,4 +279,3 @@ def test_keep_alive_server_timeout():
     assert isinstance(exception, ValueError)
     assert "Connection reset" in exception.args[0] or \
            "got a new connection" in exception.args[0]
-

tests/test_multiprocessing.py

@@ -19,7 +19,7 @@ def test_multiprocessing():
             process.terminate()
 
     signal.signal(signal.SIGALRM, stop_on_alarm)
-    signal.alarm(1)
     app.run(HOST, PORT, workers=num_workers)
+    signal.alarm(1)
 
     assert len(process_list) == num_workers