holoviz/panel v1.8.4

Version 1.8.4

on GitHub

Panel 1.8.4 includes key bug fixes and behavior improvements around event ordering, Tabulator interop, and Jupyter/Notebook usage. It also improves support for async usage, validation, and app routing—plus quality-of-life enhancements for both developers and users. Thanks to @philippjfr, @hoxbro, @maximlt, @ahuang11, @MarcSkovMadsen, @TheoMathurin, @ruoyu0088, and @dieterweber for your contributions to this release!

✨ Enhancements

• Add config toggle to disable Bokeh validation (#8294)
• Allow Tabulator.row_content to be an async function (#8309)
• Improve documentation and validation of patch_value (#8312)
• Propagate layout-related parameters to NestedSelect (#8317)

🐛 Bug Fixes

• Fix crash when emptying a DataFrame (#8256)
• Ensure new Panel instance is always loaded (#8293)
• Improve robustness of Bokeh/Panel notebook integration (#8289)
• Fix notebook reading errors by explicitly using UTF-8 encoding (#8304)
• Ensure param.Action only triggers one event (#8305)
• Fix conflict when using both ipywidgets and Tabulator extensions (#8308)
• Ensure discrete events (e.g. button clicks) are scheduled after change events (#8311, #8319)
• Reinstate application name as default index page title (#8313)
• Redirect requests to the prefixed root when --prefix is set (#8321)
• Ensure non-active Tabs are not clickable (#8324)

🧪 Maintenance & Infrastructure

• Update Python/JS dependencies (#8318)
• Fix type checking errors (#8314)
• Pin jupyterlite-core temporarily (#8315)
• Clean up pixi.toml project config (#8303)