call _create_connected_socket to instantiate _control_socket in KernelManager

JohanMabille · JohanMabille · commit a95c9fcd083c · 2019-07-09T20:40:13.000+02:00
diff --git a/jupyter_client/manager.py b/jupyter_client/manager.py
@@ -207,7 +207,7 @@ def _launch_kernel(self, kernel_cmd, **kw):
 
     def _connect_control_socket(self):
         if self._control_socket is None:
-            self._control_socket = self.connect_control()
+            self._control_socket = self._create_connected_socket('control')
             self._control_socket.linger = 100
 
     def _close_control_socket(self):
