Plotly

Updated
- Updated Plotly.js from version 3.0.0 to version 3.0.1. See the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#301----2025-02-18) for more information.


Fixed
- Fix `TypeError` when using `orjson` to serialize `pandas.NA` [[5040](https://github.com/plotly/plotly.py/pull/5040)].
- Fix issue where using `category_orders` on `px.pie` raised `ColumnNotFoundError` [[5000](https://github.com/plotly/plotly.py/pull/5000)].
- Fix incorrect `DeprecationWarning` shown when creating a `px` chart [[5080](https://github.com/plotly/plotly.py/pull/5080), [#5086](https://github.com/plotly/plotly.py/pull/5086)]

Added
- Add `plotly[express]` extra for easily installing Plotly Express dependencies [[4644](https://github.com/plotly/plotly.py/pull/4644)]
- Add `subtitle` attribute to all Plotly Express traces [[4830](https://github.com/plotly/plotly.py/pull/4830)].

Removed
- Drop deprecated `pointcloud` and `heatmapgl` traces from the API [[4815](https://github.com/plotly/plotly.py/pull/4815)]
- Drop `tenacity` dependency [[4831](https://github.com/plotly/plotly.py/pull/4831)]
- Drop support for Jupyter Notebook version 6 and earlier [[4822](https://github.com/plotly/plotly.py/pull/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 the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#300----2025-01-27) for more information. These changes are reflected in the auto-generated `plotly.graph_objects` module. Notable changes include:
- Make offsetgroup work with barmode "stacked" and "relative" for bar traces [[7009](https://github.com/plotly/plotly.js/pull/7009)]
- Drop support for deprecated attributes `titlefont`, `titleposition`, `titleside`, and `titleoffset` [[7212](https://github.com/plotly/plotly.js/pull/7212)].
- Drop deprecated pointcloud and heatmapgl traces and gl2d subplots [[7213](https://github.com/plotly/plotly.js/pull/7213)]
- Drop support for deprecated `bardir` attribute (use `orientation` instead) [[7214](https://github.com/plotly/plotly.js/pull/7214)]
- Drop support for deprecated `annotation.ref` attribute (use `annotation.xref` and `annotation.yref` instead) [[7215](https://github.com/plotly/plotly.js/pull/7215)]
- Drop support for deprecated error bar `opacity` attribute (use alpha channel of error bar `color` attribute instead) [[7214](https://github.com/plotly/plotly.js/pull/7216)]
- Drop support for deprecated attribute `gl3d.cameraposition` (use `gl3d.camera` instead) [[7217](https://github.com/plotly/plotly.js/pull/7217)]
- Drop deprecated `plot3dPixelRatio` from config [[7231](https://github.com/plotly/plotly.js/pull/7231)]
- Drop deprecated `zauto`, `zmin` and `zmax` from the surface trace [[7234](https://github.com/plotly/plotly.js/pull/7234)]
- Drop deprecated `autotick` attributes from cartesian axes [[7236](https://github.com/plotly/plotly.js/pull/7236)]
- Drop `transforms` from the API [[7240](https://github.com/plotly/plotly.js/pull/7240), [#7254](https://github.com/plotly/plotly.js/pull/7254)]
- Deprecate Mapbox-based traces.[[4900](https://github.com/plotly/plotly.py/pull/4900)]. See the [MapLibre Migration](https://plotly.com/python/mapbox-to-maplibre/) 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](https://github.com/plotly/plotly.py/pull/4470)].
- Make plotly-express dataframe agnostic via Narwhals [[4790](https://github.com/plotly/plotly.py/pull/4790)].
- Update `go.FigureWidget` to use `anywidget` [[4823](https://github.com/plotly/plotly.py/pull/4823)]
- Use modern [native ES6 import](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Modules) to load plotly.js bundle instead of requirejs which is [no longer under active development](https://github.com/requirejs/r.js/compare/2.3.6...2.3.7) [[#4736](https://github.com/plotly/plotly.py/pull/4763)]

Fixed
- Fix a bug in JupyterLab >= 4 and Jupyter Notebook >= 7 that caused LaTeX to not render in plotly charts [[4763](https://github.com/plotly/plotly.py/pull/4763)].
- Fix `go.FigureWidget.show` to return `FigureWidget` instead of displaying `Figure` [[4869](https://github.com/plotly/plotly.py/pull/4869)]

Updated

- Updated Plotly.js from version 2.35.0 to version 3.0.0-rc.0. See the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#2352----2024-11-11) for more information.

Added
- New `px` functions for maps: `scatter_map`, `line_map`, `choropleth_map`, and `density_map`.

Updated

- Updated Plotly.js from version 2.34.0 to version 2.35.0. See the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#2350----2024-08-29) for more information. These changes are reflected in the auto-generated `plotly.graph_objects` module. Notable changes include:
- Add new traces: scattermap, choroplethmap and densitymap and map subplots which use maplibre to render maps [[7015](https://github.com/plotly/plotly.js/pull/7015), [#7060](https://github.com/plotly/plotly.js/pull/7060), [#7085](https://github.com/plotly/plotly.js/pull/7085), [#7088](https://github.com/plotly/plotly.js/pull/7088), [#7090](https://github.com/plotly/plotly.js/pull/7090), [#7092](https://github.com/plotly/plotly.js/pull/7092), [#7094](https://github.com/plotly/plotly.js/pull/7094), [#7134](https://github.com/plotly/plotly.js/pull/7134)]
- Deprecate mapbox traces and mapbox subplot [[7087](https://github.com/plotly/plotly.js/pull/7087)]

- Fixed a bug in integer validation of arrays that threw an error when an array contained a mix of strings and integers.

Updated
- Updated Plotly.js from version 2.32.0 to version 2.34.0. See the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#2340----2024-07-18) for more information. These changes are reflected in the auto-generated `plotly.graph_objects` module. Notable changes include:
- Add `subtitle` attribute to `layout.title` to enable adding subtitles to plots [[7012](https://github.com/plotly/plotly.js/pull/7012)]
- Introduce "u" and "s" pseudo html tags to add partial underline and strike-through styles to SVG text elements [[7043](https://github.com/plotly/plotly.js/pull/7043)]
- Add geometric mean functionality and 'geometric mean ascending' + 'geometric mean descending' to `category_order` on cartesian axes [[6223](https://github.com/plotly/plotly.js/pull/6223)],
with thanks to acxz and prabhathc for the contribution!
- Add axis property `ticklabelindex` for drawing the label for each minor tick n positions away from a major tick,
with thanks to my-tien for the contribution! [[7036](https://github.com/plotly/plotly.js/pull/7036)]
- Add property `ticklabelstandoff` and `ticklabelshift` to cartesian axes to adjust positioning of tick labels,
with thanks to my-tien for the contribution! [[7006](https://github.com/plotly/plotly.js/pull/7006)]
- Add `x0shift`, `x1shift`, `y0shift`, `y1shift` to shapes to add control over positioning of shape vertices on (multi-)category axes,
with thanks to my-tien for the contribution! [[7005](https://github.com/plotly/plotly.js/pull/7005)]
- Specify Python version 3.8-3.11 for development virtual environments and pin `pytest` at version 8.1.1 to match.
- Update `IntegerValidator` to handle `extras` option to allow supporting additional keyword values. For example, 'bold' and 'normal' as well as integers as used in font weights [4612].

Updated
- Updated Plotly.js from version 2.31.1 to version 2.32.0. See the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#2320----2024-04-23) for more information. These changes are reflected in the auto-generated `plotly.graph_objects` module. Notable changes include:
- Add "bold" weight, "italic" style and "small-caps" variant options to fonts [6956]
- Fix applying autotickangles on axes with showdividers as well as cases where tickson is set to "boundaries" [6967], with thanks to my-tien for the contribution!
- Fix positioning of multi-line axis titles with standoff [6970], with thanks to my-tien for the contribution!