Added

• Add SRI (Subresource Integrity) hash support for CDN script tags when usinginclude_plotlyjs='cdn'. This enhances security by ensuring browser verification of CDN-served plotly.js files [#5165] (with thanks to@ddworken)

Fixed

• Allow setting Plotly.js path viapio.defaults [#5207]

Changed

• Refactor validation code to reduce bundle size [#5214] (with thanks to@bmaranville)
• Add deprecation warnings when using Kaleido v0 or deprecated image export features [#5177]

Contributors

Fixed

• Fix type checking and code highlighting forgraph_objects classes [#5199]

Fixed

• Prevent swallowing ofValueError when creating a figure with subplots [#3888]
• Fix issue causingfig.write_image() to not generate an image [#5193]

Updated

• Add support for Kaleido>=v1.0.0 for image generation [#5062,#5177]
• Reduce package bundle size by 18-24% via changes to code generation [#4978]

Fixed

• Fix third-party widget display issues in v6 [#5102]
• Add handling for case wherejupyterlab ornotebook is not installed [#5104]
• Fix issue causing Plotly.js script to be embedded multiple times in Jupyter notebooks [#5112]
• Re-add MIME renderer JupyterLab extension with JupyterLab 4 support to reduce file sizes for offline notebooks [#5096]
• Fix issue preventing plots from rendering in HTML notebook export when using 'vscode+notebook' renderer [#5154]

Updated

• Add support for Kaleido>=v1.0.0 for image generation, and deprecate support for Kaleido<1 and Orca [#5062]
• Reduce package bundle size by 18-24% via changes to code generation [#4978]

Fixed

• Fix third-party widget display issues in v6 [#5102]
• Add handling for case wherejupyterlab ornotebook is not installed [#5104]
• Fix issue causing Plotly.js script to be embedded multiple times in Jupyter notebooks [#5112]
• Re-add MIME renderer JupyterLab extension with JupyterLab 4 support to reduce file sizes for offline notebooks [#5096]
• Fix issue preventing plots from rendering in HTML notebook export when using 'vscode+notebook' renderer [#5154]

Updated

• Add support for Kaleido >= v1.0.0 for image generation, and deprecate support for Kaleido<1 and Orca [#5062]

Fixed

• Fix third-party widget display issues in v6 [#5102]
• Add handling for case wherejupyterlab ornotebook is not installed [#5104]
• Fix issue causing Plotly.js script to be embedded multiple times in Jupyter notebooks [#5112]

Updated

• Updated Plotly.js from version 3.0.0 to version 3.0.1. See theplotly.js CHANGELOG for more information.

Fixed

• FixTypeError when usingorjson to serializepandas.NA [#5040].
• Fix issue where usingcategory_orders onpx.pie raisedColumnNotFoundError [#5000].
• Fix incorrectDeprecationWarning shown when creating apx chart [#5080,#5086]

[6.0.0] - 2025-01-28

Added

• Addplotly[express] extra for easily installing Plotly Express dependencies [#4644]
• Addsubtitle attribute to all Plotly Express traces [#4830].

Removed

• Drop deprecatedpointcloud andheatmapgl traces from the API [#4815]
• Droptenacity dependency [#4831]
• Drop support for Jupyter Notebook version 6 and earlier [#4822]. The minimum supported version is now 7.0.0.

Updated

• Update Plotly.js from version 2.34.2 to version 3.0.0 See theplotly.js CHANGELOG for more information. These changes are reflected in the auto-generatedplotly.graph_objects module. Notable changes include:
  • Make offsetgroup work with barmode "stacked" and "relative" for bar traces [#7009]
  • Drop support for deprecated attributestitlefont,titleposition,titleside, andtitleoffset [#7212].
  • Drop deprecated pointcloud and heatmapgl traces and gl2d subplots [#7213]
  • Drop support for deprecatedbardir attribute (useorientation instead) [#7214]
  • Drop support for deprecatedannotation.ref attribute (useannotation.xref andannotation.yref instead) [#7215]
  • Drop support for deprecated error baropacity attribute (use alpha channel of error barcolor attribute instead) [#7214]
  • Drop support for deprecated attributegl3d.cameraposition (usegl3d.camera instead) [#7217]
  • Drop deprecatedplot3dPixelRatio from config [#7231]
  • Drop deprecatedzauto,zmin andzmax from the surface trace [#7234]
  • Drop deprecatedautotick attributes from cartesian axes [#7236]
  • Droptransforms from the API [#7240,#7254]
• Deprecate Mapbox-based traces.[#4900]. See theMapLibre Migration page for details on migrating from Mapbox to Maplibre.
• Update plotly.py to use base64 encoding of typed arrays e.g. numpy in plotly JSON to keep precision intact and improve performance [#4470].
• Make plotly-express dataframe agnostic via Narwhals [#4790].
• Updatego.FigureWidget to useanywidget [#4823]
• Use modernnative ES6 import to load plotly.js bundle instead of requirejs which isno longer under active development [#4736]

Fixed

• Fix a bug in JupyterLab >= 4 and Jupyter Notebook >= 7 that caused LaTeX to not render in plotly charts [#4763].
• Fixgo.FigureWidget.show to returnFigureWidget instead of displayingFigure [#4869]

Added

• Addplotly[express] extra for easily installing Plotly Express dependencies [#4644]
• Addsubtitle attribute to all Plotly Express traces [#4830].

Removed

• Drop deprecatedpointcloud andheatmapgl traces from the API [#4815]
• Droptenacity dependency [#4831]
• Drop support for Jupyter Notebook version 6 and earlier [#4822]. The minimum supported version is now 7.0.0.

Updated

• Deprecate Mapbox-based traces.[#4900]. See theMapLibre Migration page for details on migrating from Mapbox to Maplibre.
• Update plotly.py to use base64 encoding of typed arrays e.g. numpy in plotly JSON to keep precision intact and improve performance [#4470].
• Make plotly-express dataframe agnostic via Narwhals [#4790].
• Updatego.FigureWidget to useanywidget [#4823]
• Use modernnative ES6 import to load plotly.js bundle instead of requirejs which isno longer under active development [#4736]
• Update Plotly.js from version 2.34.2 to version 3.0.0-rc1 See theplotly.js CHANGELOG for more information. These changes are reflected in the auto-generatedplotly.graph_objects module. Notable changes include:
  • Make offsetgroup work with barmode "stacked" and "relative" for bar traces [#7009]
  • Drop support for deprecated attributestitlefont,titleposition,titleside, andtitleoffset [#7212].
  • Drop deprecated pointcloud and heatmapgl traces and gl2d subplots [#7213]
  • Drop support for deprecatedbardir attribute (useorientation instead) [#7214]
  • Drop support for deprecatedannotation.ref attribute (useannotation.xref andannotation.yref instead) [#7215]
  • Drop support for deprecated error baropacity attribute (use alpha channel of error barcolor attribute instead) [#7214]
  • Drop support for deprecated attributegl3d.cameraposition (usegl3d.camera instead) [#7217]
  • Drop deprecatedplot3dPixelRatio from config [#7231]
  • Drop deprecatedzauto,zmin andzmax from the surface trace [#7234]
  • Drop deprecatedautotick attributes from cartesian axes [#7236]
  • Droptransforms from the API [#7240,#7254]

Fixed

• Fix a bug in JupyterLab >= 4 and Jupyter Notebook >= 7 that caused LaTeX to not render in plotly charts [#4763].
• Fixgo.FigureWidget.show to returnFigureWidget instead of displayingFigure [#4869]

Updated

• Updated Plotly.js from version 2.35.0 to version 2.35.2. See theplotly.js CHANGELOG for more information.