Releases: plotly/plotly.py

Fixed

• Fixed compatibility issue with Pandas 2.0 [#4103]

Updated

• Updated Plotly.js from version 2.18.2 to version 2.20.0. See the plotly.js CHANGELOG for more information. Notable changes include:
  • Add title.automargin to enable automatic top and bottom margining for both container and paper referenced titles [#6428],
    with thanks to Gamma Technologies for sponsoring the related development.
  • Add label attribute to shapes [#6454], with thanks to the Volkswagen Center of Excellence for Battery Systems for sponsoring development!
  • Add labelalias to various axes namely cartesian, gl3d, polar, smith, ternary, carpet,
    indicator and colorbar [#6481],
    this feature was anonymously sponsored: thank you to our sponsor!
• Key errors no longer precalculated when performing updates on plots [#4101]

Fixed

• Fixed an issue with characters displaying incorrectly, by adding charset="utf-8" to scripts in to_html [#4114]
• Added packaging to install requirements, fixing a No module named 'packaging error on Python 3.6 [#4113]

Added

• Added option to allow passing a column name as a str in hover_data and custom_data in plotly.express [4083]

Updated

• Updated Plotly.js to from version 2.18.0 to version 2.18.2. See the plotly.js CHANGELOG for more information. These changes are reflected in the auto-generated plotly.graph_objects module.
• Updated distutils.Version to packaging.Version #3897] and #4055]

See the full release announcement with graphical examples on the forum: https://community.plotly.com/t/announcing-plotly-py-5-13-0-grouped-scatter-new-markers-and-marker-angles-sankey-links-with-arrows/72205

Updated

• Updated Plotly.js to from version 2.17.1 to version 2.18.0. See the plotly.js CHANGELOG for more information. Notable changes include:
  • Add sync tickmode option [#6356, #6443], with thanks to @filipesantiagoAM and @VictorBezak for the contribution!
• Build process now uses Node 18.x and version 2 lockfile (should be an invisible change for users) [#4034]

Fixed

• write_html() now explicitly encodes output as UTF-8 because Plotly.js' bundle contains such characters [#4021] and [#4022]
• fixed iframe renderer regression from 5.12 and also fixed error when this renderer was used in the very first cell in a notebook [#4036]

Updated

• Support for ipywidgets 8 [#3930]
• Updated Plotly.js to from version 2.16.1 to version 2.17.1. See the plotly.js CHANGELOG for more information. Notable changes include:
  • Add shift and autoshift to cartesian y axes to help avoid overlapping of multiple axes [#6334],
    with thanks to Gamma Technologies for sponsoring the related development!
  • Introduce group attributes for scatter trace i.e. alignmentgroup, offsetgroup, scattermode and scattergap [#6381],
    this feature was anonymously sponsored: thank you to our sponsor!
  • Add marker.cornerradius attribute to treemap trace [#6351]

Fixed

• Fixed the usage of some deprecated NumPy types which were removed in NumPy 1.24 [#3997]
• Fixed bug for trendlines with datetime axes [#3683]
• marker.angle attribute now accepts iterables where appropriate [#4013]
• selector=0 now correctly returns the first trace in .select_traces() and related methods [#3817]

Updated

• Updated Plotly.js to from version 2.14.0 to version 2.16.1. See the plotly.js CHANGELOG for more information. Notable changes include:
  • Add clustering options to scattermapbox [#5827],
    with thanks to @elben10 for the contribution!
  • Add bounds to mapbox suplots [6339]
  • Add angle, angleref and standoff to marker and add backoff to line; also introduce new arrow symbols to facilitate drawing networks [#6297]
  • Add minreducedwidth and minreducedheight to layout for increasing control over automargin [#6307]
  • Add entrywidth and entrywidthmode to legend [#6202, #6324]

Updated

• Updated Plotly.js to from version 2.12.1 to version 2.14.0. See the plotly.js CHANGELOG for more information. Notable changes include:
  • Add support for sankey links with arrows
  • Add selections, newselection and activeselection layout attributes to have persistent and editable selections over cartesian subplots
  • Add unselected.line.color and unselected.line.opacity options to parcoords trace
  • Display Plotly's new logo in the modebar

Added

• pattern_shape options now available in px.timeline() #3774
• facet_* and category_orders now available in px.pie() #3775

Performance

• px methods no longer call groupby on the input dataframe when the result would be a single group, and no longer groups by a lambda, for significant speedups #3765 with thanks to @jvdd

Updated

• Allow non-string extras in flaglist attributes, to support upcoming changes to ax.automargin in plotly.js plotly.js#6193, #3749

Fixed

• Fixed a syntax error that caused rendering issues in Databricks notebooks and likely elsewhere. #3763 with thanks to @fwetdb

(no changes in this release due a build-process error, please see https://github.com/plotly/plotly.py/releases/tag/v5.8.2 for the changes that were initially reported to be in this build)