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Jupyter protocol client APIs

Results 154 jupyter_client issues
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When upgrading from 7.x to 8.x (8.1.0), the render in [panel](https://panel.holoviz.org/) which loads the panel output in an iframe within jupyterlab has stopped working. The greater concern is that once...

If I do ``` > jupyter kernel [KernelApp] Starting kernel 'python3' [KernelApp] Connection file: /home/asdf/.local/share/jupyter/runtime/kernel-173b54c6-6e15-4bad-a68c-e757e3fd4346.json [KernelApp] To connect a client: --existing kernel-173b54c6-6e15-4bad-a68c-e757e3fd4346.json ``` and then e.g. ``` > jupyter console...

Since the jupyter_client updated to 8.0.x, we realize our 1st connection establishment time increases from 4s to 60s. System: - Linux/X86_64 When downgrading the `jupyter-client` version to 7.4.9, the 1st...

bug

`jupyter_client` version is 7.4.8 pyzmq 25 released earlier today, which seems to have removed some old code and caused a (very old) deprecation warning to begin getting emitted on import...

When jupyter_client v7.4.8 is installed into a Conda environment and we try to export it to a lockfile using mamba env export it crashes with the error ``` >> mamba...

Hi, Is there a recommendation for when a comm needs to call an async function. While support for https://github.com/jupyter/jupyter_client/issues/433 would be ideal, the usecase is that there is some `async...

question

I have an app that uses BlockingKernelClient from the pre-7.0 jupyter client. My code does stuff like `client.iopub_channel.get_msgs()`, which doesn't work in newer jc versions. Is there a standard migration...

question

Changing the shell_port, iopub_port etc. in jupyter_console_config.py does not work, neither does using `jupyter console --iopub:xxxx` in the command line. After investigation, it comes from the `cache_ports` attribute of `KernelManager`:...

## References This work is in progress as JEP [jupyter/enhancement-proposals#87](https://github.com/jupyter/enhancement-proposals/pull/87). This PR should be reviewed when the JEP has been accepted ## Code changes - Replacing kernel spec variables for...

... /usr/lib/python3.13/site-packages/jupyter_client/jsonutil.py:31: in datetime.strptime("1", "%d") # noqa /usr/lib64/python3.13/_strptime.py:573: in _strptime_datetime tt, fraction, gmtoff_fraction = _strptime(data_string, format) /usr/lib64/python3.13/_strptime.py:336: in _strptime format_regex = _TimeRE_cache.compile(format) /usr/lib64/python3.13/_strptime.py:282: in compile return re_compile(self.pattern(format), IGNORECASE) /usr/lib64/python3.13/_strptime.py:270: in...

bug