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Questions tagged [jupyter-kernel]

66 questions
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jupyter_client KernelClient gives "ChannelABC() takes no arguments" when starting channels

I'm trying to interact with a running ipython kernel through a python shell, using the jupyter_client package. I have the kernel running, with a connection file (e.g. "kernel-7772.json") sitting in %APPDATA%\jupyter\runtime. The code I run is the…
Thomas
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How to setup custom jupyter kernels on WSL2?

I've been following https://queirozf.com/entries/jupyter-kernels-how-to-add-change-remove to create a jupyter kernel. This procedure worked when I was on Ubuntu or WSL1. However, I'm unable to change kernel on WSL2. Whatever custom kernel I select,…
Alex
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Kernel Won't start in Jupyter notebook in python 3 version

Recently I install the latest version of anaconda with python 3 version on my mac OS Catalina. When I am opening the jupyter notebook, the kernel is not starting. I am getting the following error on the terminal; The Jupyter Notebook is running…
Shubham Sharma
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Kernelspec error while trying to run PapermillOperator in Airflow

I am trying to execute .ipynb file from Airflow in ubuntu WSL using PapermillOperator. But my task keeps failing with error KeyError: 'kernelspec'. Looking at other answers from various posts I tried several approaches but it is not working. I have…
mockash
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JupyterLab kernel log to web console

I have created a jupyterlab extension and trying to execute a code in the kernel using requestExecute method. Registering the IOPub callback gives back the kernel output which i wanted it log to the JupyterLab web console extension. execute code…
ikiw
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Kernel error: jupyter_client/connect.py AssertionError

Error message Traceback (most recent call last): File "/home/djan/anaconda3/lib/python3.7/site-packages/tornado/web.py", line 1699, in _execute result = await result File…
JDDS
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How can I implement a File Dialog box that opens in Azure Jupyter Notebook In Python?

My Code : %gui qt from PyQt5.QtWidgets import QFileDialog def gui_fname(dir=None): """Select a file via a dialog and return the file name.""" if dir is None: dir ='./' fname = QFileDialog.getOpenFileName(None, "Select data file...", …
Rocky_Mental
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Installing virtual environment kernel for jupyter notebook throws "TypeError: 'type' object is not subscriptable"

OS: Ubuntu 16.04 lts I have created a virtual environment "analytics-3" using virtualenvironmentwrapper and felt the need to use Jupyter notebook for some work. Python version :- 3.5.2 Downloaded Anaconda3-4.3.0-Linux-x86_64.sh and installed…
Arghya Ganguly
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how to access jupyter-kernel-gateway Rest api from internet?

I created REST api using jupyter kernel gateway by following tutorial jupyter kernelgateway \ --KernelGatewayApp.api='kernel_gateway.notebook_http' \ --KernelGatewayApp.seed_uri='jyhost-FR/rest_api.ipynb' I can access this from my laptop…
UpaJah
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Restarting kernel for one and only one .ipynb document in jupyter

I have a process running in one of .ipynb document in jupyter for many hours using Python3 kernel. I don't need it to die. I was working in the other document in parallel using the same Python3 kernel and the process got stuck. I wonder if I can…
DmytroSytro
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Adding kernels in jupyter

I have python3 kernel and want to add python2 kernel to my Jupyter notebook. Command I used to add python2: jupyter kernelspec install C:\Python27\ I get: [InstallKernelSpec] Installed kernelspec python27 in…
Ani Menon
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How can I run a jupyter kernel from inside of fast API?

I'm trying to do something simple--execute code in a jupyter notebook kernel from within a fastAPI route. here's what I have: from fastapi import FastAPI, HTTPException, Body from jupyter_client import KernelManager from…
Foobar
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Custom jupyter kernel in a continuous restart loop

I have a custom jupyter kernel written. The kernel as such seems to work OK because I can test it by starting it from the command line like so python3 -m kernelname and eventually execute commands. But the notebook just doesn’t connect. It appears…
roger
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Can't connect to my kernel in jupyter-lab on GitHub Codespaces

I am setting up GitHub Codespaces for my project. I have my .devcontainer configuration with a following Dockerfile: FROM condaforge/mambaforge:latest RUN apt-get update && apt-get install sudo gcc --yes && apt-get clean RUN mamba install -c…
maciek
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Jupyter Notebook Kerneal dies

I'm a new, novice user of Jupyter; having just successfully installed Anaconda, along with some packages I need (tensorflow and keras), I keep on getting 'the kerneal appears to have died. It will restart automatically' error message when I try to…
Matthew Smith
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