/usr/lib/python2.7/dist-packages/jupyter_client/ioloop/manager.py is in python-jupyter-client 4.4.0-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | """A kernel manager with a tornado IOLoop"""
#-----------------------------------------------------------------------------
# Copyright (c) The Jupyter Development Team
#
# Distributed under the terms of the BSD License. The full license is in
# the file COPYING, distributed as part of this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
from __future__ import absolute_import
from zmq.eventloop import ioloop
from zmq.eventloop.zmqstream import ZMQStream
from traitlets import (
Instance
)
from jupyter_client.manager import KernelManager
from .restarter import IOLoopKernelRestarter
#-----------------------------------------------------------------------------
# Code
#-----------------------------------------------------------------------------
def as_zmqstream(f):
def wrapped(self, *args, **kwargs):
socket = f(self, *args, **kwargs)
return ZMQStream(socket, self.loop)
return wrapped
class IOLoopKernelManager(KernelManager):
loop = Instance('zmq.eventloop.ioloop.IOLoop')
def _loop_default(self):
return ioloop.IOLoop.instance()
_restarter = Instance('jupyter_client.ioloop.IOLoopKernelRestarter', allow_none=True)
def start_restarter(self):
if self.autorestart and self.has_kernel:
if self._restarter is None:
self._restarter = IOLoopKernelRestarter(
kernel_manager=self, loop=self.loop,
parent=self, log=self.log
)
self._restarter.start()
def stop_restarter(self):
if self.autorestart:
if self._restarter is not None:
self._restarter.stop()
connect_shell = as_zmqstream(KernelManager.connect_shell)
connect_iopub = as_zmqstream(KernelManager.connect_iopub)
connect_stdin = as_zmqstream(KernelManager.connect_stdin)
connect_hb = as_zmqstream(KernelManager.connect_hb)
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