def start_channels(self, shell=True, sub=True, stdin=True, hb=True):
        if shell:
            self.shell_channel.start()
        if sub:
            self.sub_channel.start()
        if stdin:
            self.stdin_channel.start()
        if hb:
            self.hb_channel.start()
Starts the channels for this kernel.
dataset/ETHPy150Open ipython/ipython-py3k/IPython/zmq/kernelmanager.py/KernelManager.start_channels