v5.16.1

Fixed

• Fixed issue with necessary columns from complex arguments dropped when interchanging dataframes [#4324]

v5.16.0

Updated

• Updated Plotly.js from version 2.24.1 to version 2.25.2. See the plotly.js CHANGELOG for more information. These changes are reflected in the auto-generated plotly.graph_objects module. Notable changes include:
  • Add "Equal Earth" projection to geo subplots [#6670],
    with thanks to @apparebit for the contribution!
  • Add options to include legends for shapes and newshape [#6653]
• px methods now accept data-frame-like objects that support a dataframe interchange protocol, such as polars, vaex, modin etc. This protocol has priority on to_pandas call, but will only be used if pandas>=2.0.2 is installed in the environment.
• px methods now accept data-frame-like objects that support a toPandas() method, such as Spark DataFrames, or a to_pandas_df() method, such as Vaex DataFrames.

Fixed

• Fixed Pandas performance warning issue caused by multiple frame.insert [#4246]

v5.15.0

Updated

• Updated Plotly.js from version 2.20.0 to version 2.24.1. See the plotly.js CHANGELOG for more information. Notable changes include:
  • Add pattern to pie, funnelarea, sunburst, icicle and treemap traces [#6601, #6619, #6622, #6626, #6627, #6628, #6629], with thanks to @thierryVergult for the contribution!
  • Add texttemplate to shape.label for parametric shapes i.e. line, rect and circle [#6527],
    with thanks to the Volkswagen Center of Excellence for Battery Systems for sponsoring development!
  • Add strict option to custom bundle command [#6557],
    with thanks to @CallumNZ for the contribution!
  • Add legend references to traces and legend2, legend3, etc. to layout,
    also add visible to legend i.e. to allow positioning multiple legends on a graph [#6535],
    this feature was anonymously sponsored: thank you to our sponsor!
  • Add legend.xref and legend.yref to enable container-referenced positioning of legends [#6589], with thanks to Gamma Technologies for sponsoring the related development.
  • Add colorbar.xref and colorbar.yref to enable container-referenced positioning of colorbars [#6593], with thanks to Gamma Technologies for sponsoring the related development.
• px methods now accept data-frame-like objects that support a to_pandas() method, such as polars, cudf, vaex etc

Fixed

• Fixed another compatibility issue with Pandas 2.0, just affecting px.*(line_close=True) [#4190]
• Empty pandas dataframe with facet row/column set no longer fails [#4038]
• Added some rounding to the make_subplots function to handle situations where the user-input specs cause the domain to exceed 1 by small amounts [#4153]
• Sanitize JSON output to prevent an XSS vector when graphs are inserted directly into HTML [#4196]
• Fixed issue with shapes and annotations plotting on the wrong y axis when supplied with a specific axis in the yref parameter [#4177]
• Remove use_2to3 setuptools arg, which is invalid in the latest Python and setuptools versions [#4206]
• Fix #4066 JupyterLab v4 giving tiny default graph height [#4227]
• Fixed issue with colors.n_colors where generated RGB color values were not being constrained to stay between 0 and 255 [#4110]
• Fix streamline figure factory with recent versions of Numpy
• Fix issue with shapes and annotations not drawing on correct axis [#4177]

v5.14.1

Fixed

• Fixed compatibility issue with Pandas 2.0 [#4103]

v5.14.0

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]

v5.13.1

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]

v5.13.0

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]

v5.12.0

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]

v5.11.0

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]

v5.10.0

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