jupyter_client

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Machinery for translating pipe stream into messages

1

This is the initial piece for capturing output from the kernel at the OS level, by hooking stdout and stderr up to pipes. Kernels wanting to make use of this...

takluyver

Release 6.1.13 nbconvert failing with `TypeError: 'coroutine' object is not subscriptable`

30

We have a CI build that runs this notebook: https://github.com/Qiskit/qiskit-tutorials/blob/stable/0.23.x/tutorials/circuits/1_getting_started_with_qiskit.ipynb It started failing this morning with this error: ``` [NbConvertApp] Converting notebook /tmp/qiskit-iqx-tutorials/qiskit/tutorials/circuits/1_getting_started_with_qiskit.ipynb to html [NbConvertApp] Executing notebook with kernel:...

mriedem

Runtime error raised by kernel dying in wait_for_ready

32

I've seen this error with conda builds on RTD several times. The latest was a [recent build of the notebook docs](http://readthedocs.org/projects/jupyter-notebook/builds/3891681/). Documenting here if not related to random kernel deaths...

willingc

vate almowafir

1

alonkartin

I am using the following code to set `hub_ip` in `jupyterhub_config.py`: ``` from jupyter_client.localinterfaces import public_ips hub_ip = public_ips()[0] c.JupyterHub.hub_ip = str(hub_ip) ``` `jupyterhub` server is running as `systemd` service...

statiksof

Spawning many kernels may result in ZMQError

31

Spawning many kernerls in a short lapse of time may result in ZMQError because one of the kernel tries to use a port already in use by another kernel. This...

JohanMabille

Indicating shutdown from a kernel

5

The documentation lists how a frontend can request to shutdown. What if a kernel wants to inform about exiting? /cc @rdblue

rgbkrk

DeprecationWarning issued in python 3.10

1

Python 3.10 is now released. This python release deprecates some parts of the asyncio API. In particular, it is now deprecated to call [`asyncio.get_event_loop()`](https://docs.python.org/3/library/asyncio-eventloop.html#asyncio.get_event_loop) if there is no running event...

Jasha10

Way to get kernel name and/or kernel spec from the running kernel?

5

I was wondering if there was a way, from within a notebook running a particular kernel, to find out either the name of the kernel or directly get the kernel-spec...

rcthomas

https://github.com/jupyter/jupyter_client/blob/3515e892955a7a3efea5c60f6ebaf568320e1f5a/jupyter_client/adapter.py#L252 This line can fail with ``` KeyError: 'language' ``` While https://jupyter-client.readthedocs.io/en/stable/messaging.html#kernel-info tels us: > _Changed in version 5.0_: language moved to language_info.name Which is basically not properly checked

Virviil