environment/lib/python2.7/site-packages/IPython/zmq/kernelmanager.py
def hb_channel(self):
        """Get the heartbeat socket channel object to check that the
        kernel is alive."""
        if self._hb_channel is None:
            self._hb_channel = self.hb_channel_class(self.context,
                                                       self.session,
                                                       (self.ip, self.hb_port))
        return self._hb_channel
def hb_channel(self):
        """Get the heartbeat socket channel object to check that the
        kernel is alive."""
        if self._hb_channel is None:
            self._hb_channel = self.hb_channel_class(self.context,
                                                       self.session,
                                                       (self.ip, self.hb_port))
        return self._hb_channel
Get the heartbeat socket channel object to check that the
        kernel is alive.