log port on accepted connection

router.py

@@ -38,6 +38,7 @@ class IoHandler:
         try:
             data = self.client.recv(1024)
             if data:
+                # print('<', data)
                 self.write(data)
                 return
         except Exception as e:
@@ -47,7 +48,9 @@ class IoHandler:
 
     def reply(self):
         try:
-            self.client.sendall(self.read())
+            data = self.read()
+            # print('>', data)
+            self.client.sendall(data)
             return
         except ConnectionResetError:
             pass
@@ -145,6 +148,7 @@ class AcceptHandler:
             return
         try:
             client, addr = self.socket.accept()
+            print('accepted', addr, 'on', self.port)
             handler = self.iocls(client, self)
         except Exception as e:
             print('ERROR creating %s(%r)' % (self.iocls.__name__, self.addr))