ipykernel

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Update pytest requirement from <9,>=7.0 to >=7.0,<10 in the actions group

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[//]: # (dependabot-start) ⚠️ **Dependabot is rebasing this PR** ⚠️ Rebasing might not happen immediately, so don't worry if this takes some time. Note: if you make any changes to...

dependabot[bot]

updates: - [github.com/python-jsonschema/check-jsonschema: 0.34.1 → 0.35.0](https://github.com/python-jsonschema/check-jsonschema/compare/0.34.1...0.35.0) - [github.com/pre-commit/mirrors-mypy: v1.18.2 → v1.19.0](https://github.com/pre-commit/mirrors-mypy/compare/v1.18.2...v1.19.0) - [github.com/astral-sh/ruff-pre-commit: v0.14.3 → v0.14.8](https://github.com/astral-sh/ruff-pre-commit/compare/v0.14.3...v0.14.8) - [github.com/scientific-python/cookie: 2025.10.20 → 2025.11.21](https://github.com/scientific-python/cookie/compare/2025.10.20...2025.11.21)

pre-commit-ci[bot]

After upgrading to recent versions of `jupyterlab`, `ipympl` and `ipykernel` I observed on different systems, either Windows 11 or Linux, that `ipympl` figures would not show up sometimes without an...

asteppke

ipykernel 7.0.0 release with subshells

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# Kernel Subshells in ipykernel 7.0.0 This is a placeholder issue for the `ipykernel 7.0.0` release which includes kernel subshells for the first time in a full release, and is...

ianthomas23

This happens even after I `pipenv --rm --clear`:

khteh

A few of us have recently noticed that nbclassic has been freezing randomly when doing "run all cells". It's not something we can reliably reproduce, but it happens to me...

jph00

I'd like to write an IPython plugin which responds to data stored in `cell_meta`. I'd like to mirror the work to pass `cell_id` through to the shell as done in...

erawn

see https://github.com/ipython/ipykernel/issues/1468

NewUserHa

there were some issues discussed about this problem before https://github.com/ipython/ipykernel/pull/1184, then https://github.com/ipython/ipykernel/issues/1190 caused https://github.com/ipython/ipykernel/pull/1194 reverted the above PR. I tried the https://github.com/ipython/ipykernel/issues/1190 but it's unable to reproduce now in ipykernel...

NewUserHa

ipykernel 7.0.1 - Jupyter autocomplete delay

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**Issue:** When using VS Code with the Jupyter extension, triggering autocomplete (`Ctrl + Space`) inside a notebook cell causes a noticeable delay (~2–3 seconds). This only happens in Jupyter notebooks,...

arman258