Remove signal

Lib/test/_test_multiprocessing.py

@@ -3309,19 +3309,12 @@ def run(addr, authkey):
             client = self.connection.Client(addr, authkey=authkey)
             client.send(1729)
 
-        timeout_in_s = 2
         key = b""
 
-        try:
-            # wait 2s so the test won't hang forever in case of regression
-            signal.signal(signal.SIGALRM, handler)
-            signal.alarm(timeout_in_s)
-            with self.connection.Listener(authkey=key) as listener:
-                threading.Thread(target=run, args=(listener.address, key)).start()
-                with listener.accept() as d:
-                    self.assertEqual(d.recv(), 1729)
-        finally:
-            signal.alarm(0)
+        with self.connection.Listener(authkey=key) as listener:
+            threading.Thread(target=run, args=(listener.address, key)).start()
+            with listener.accept() as d:
+                self.assertEqual(d.recv(), 1729)
 
         if self.TYPE == 'processes':
             self.assertRaises(OSError, listener.accept)