Sourced from coverage's changelog.

Version 7.8.1 — 2025-05-21

• A number of EncodingWarnings were fixed that could appear if you've enabled PYTHONWARNDEFAULTENCODING, fixing issue 1966. Thanks, Henry Schreiner <pull 1967_>.

• Fixed a race condition when using sys.monitoring with free-threading Python, closing issue 1970_.

.. _issue 1966: nedbat/coveragepy#1966 .. _pull 1967: nedbat/coveragepy#1967 .. _issue 1970: nedbat/coveragepy#1970

.. _changes_7-8-0:

• ed98b87 docs: sample HTML for 7.8.1
• b98bc9b docs: prep for 7.8.1
• ecbd4da build: make a step more explicit
• 2774410 test: simplify skipper, and make it suppressable
• 8b9cecc fix: close a sys.monitoring race condition with free-threading. #1970
• 66e4f8d test: try to unflake a test
• 9975d0c build: no need for a separate doc_upgrade target
• 6dec28b build: delete unused code in igor.py
• 6376e35 build: clarify a .ignore rule
• 9bdf366 chore: make upgrade doc_upgrade
• Additional commits viewable in compare view

Sourced from plotly's releases.

v6.1.1

Fixed

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

v6.1.0

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 where jupyterlab or notebook 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]

v6.1.0rc0

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 where jupyterlab or notebook 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]

Sourced from plotly's changelog.

[6.1.1] - 2025-05-20

Fixed

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

[6.1.0] - 2025-05-15

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 where jupyterlab or notebook 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]

• c044f1e Merge pull request #5194 from plotly/release-6.1.1
• 1746687 update pyproject.toml and changelog for 6.1.1
• b7ee03d Merge pull request #5193 from plotly/fix-5187
• 6c25793 add test to prevent regression
• 7250704 fix indentation
• 1b7efe2 Merge branch 'patch-1' of github.com:haydenflinner/plotly.py into prevent-swa...
• 1462f3f Merge pull request #5185 from plotly/release-6.1.0
• 5af8a6c Update CHANGELOG.md
• 545efef version bump 6.1.0
• 34adb55 Merge pull request #5177 from plotly/remove-kaleido-deprecation-warnings
• Additional commits viewable in compare view

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