Merge 8246e29 into 7e23dff

CHANGELOG.md

@@ -1,3 +1,92 @@
+Version 1.13.0
+==============
+
+This is a minor version release packed full of features and a general
+refactoring of how HoloViews renders widgets now built on top
+of the Panel library. Many thanks to the many contributors to this
+release either directly by submitting PRs or by reporting issues and
+making suggestions. Specifically we would like to thank @poplarShift,
+@jonmease, @flothesof, @julioasotodv, @ltalirz, @DancingQuanta,
+@ahuang, @kcpevey, @Jacob-Barkhak, @nluetts, @harmbuisman, @ceball,
+@mgsnuno, @srp3003, @jsignell as well as the maintainers @jbednar,
+@jlstevens and @philippjfr for contributing to this release.  This
+version includes the addition of a large number of features,
+enhancements and bug fixes:
+
+Major features:
+
+- Add `link_selection` to make linked brushing simple ([#3951](https://github.com/holoviz/holoviews/pull/3951))
+- Completely replaced custom Javascript widgets with Panel based
+	widgets allowing for customizable layout ([#84](https://github.com/holoviz/holoviews/pull/84), [#805](https://github.com/holoviz/holoviews/pull/805))
+- Add `HSpan`, `VSpan`, `Slope`, `Segments` and `Rectangles` elements ([#
+  3510](https://github.com/holoviz/holoviews/pull/
+  3510), [#3532](https://github.com/holoviz/holoviews/pull/3532), [#4000](https://github.com/holoviz/holoviews/pull/4000))
+- Add Annotators to allow easily drawing, editing and annotating visual
+  elements ([#1185](https://github.com/holoviz/holoviews/pull/1185))
+- Add a `Dataset.transform` method to easily perform data transforms
+  ([#237](https://github.com/holoviz/holoviews/pull/237), [#3932](https://github.com/holoviz/holoviews/pull/3932))
+- Add support for cuDF GPU dataframes, cuPy backed xarrays and GPU
+  datashading ([#3982](https://github.com/holoviz/holoviews/pull/3982))
+
+Other features
+
+- Add spatialpandas support and redesigned geometry interfaces for
+  consistent roundtripping ([#4120](https://github.com/holoviz/holoviews/pull/4120))
+- Support GIF rendering with Bokeh and Plotly backends ([#2956](https://github.com/holoviz/holoviews/pull/2956), [#4017](https://github.com/holoviz/holoviews/pull/4017))
+- Support for Plotly `Bars`, `Bounds`, `Box`, `Ellipse`, `HLine`,
+  `Histogram`, `RGB`, `VLine` and `VSpan` plots
+- Add `UniformNdMapping.collapse` to collapse nested datastructures ([#4250](https://github.com/holoviz/holoviews/pull/4250))
+- Add `CurveEdit` and `SelectionXY` streams ([#4119](https://github.com/holoviz/holoviews/pull/4119), [#4167](https://github.com/holoviz/holoviews/pull/4167))
+- Support for `dim` expressions in `Dataset.select` ([#3920](https://github.com/holoviz/holoviews/pull/3920))
+- Add `apply_when` helper to conditionally apply operations ([#4289](https://github.com/holoviz/holoviews/pull/4289))
+- Display Javascript callback errors in the notebook ([#4119](https://github.com/holoviz/holoviews/pull/4119))
+- Add support for linked streams in Plotly backend to enable rich interactivity ([#3880](https://github.com/holoviz/holoviews/pull/3880), [#3912](https://github.com/holoviz/holoviews/pull/3912))
+- Allow arbitrary method calls on `dim` expressions ([#4080](https://github.com/holoviz/holoviews/pull/4080))
+
+Enhancements:
+
+- Support for packed values dimensions, e.g. 3D `RGB`/`HSV` arrays ([#550](https://github.com/holoviz/holoviews/pull/550), [#3983](https://github.com/holoviz/holoviews/pull/3983))
+- Allow selecting/slicing datetimes with strings ([#886](https://github.com/holoviz/holoviews/pull/886))
+- Support for datashading `Area`, `Spikes`, `Segments` and `Polygons` ([#4120](https://github.com/holoviz/holoviews/pull/4120))
+- `HeatMap` now supports mixed categorical/numeric axes ([#2128](https://github.com/holoviz/holoviews/pull/2128))
+- Use `__signature__` to generate .opts tab completions ([#4193](https://github.com/holoviz/holoviews/pull/4193))
+- Allow passing element-specific keywords through `datashade` and `rasterize` ([#4077](https://github.com/holoviz/holoviews/pull/4077))
+- Add `Dataset.pipeline` and `Dataset.dataset` properties to track provenance of data ([#3967](https://github.com/holoviz/holoviews/pull/3967))
+- Add `per_element` flag to `.apply` accessor ([#4119](https://github.com/holoviz/holoviews/pull/4119))
+- Add `selected` plot option to control selected glyphs in bokeh ([#4281](https://github.com/holoviz/holoviews/pull/4281))
+- Improve default `Sankey` `node_padding` heuristic ([#4253](https://github.com/holoviz/holoviews/pull/4253))
+- Add `hooks` plot option for Plotly backend ([#4157](https://github.com/holoviz/holoviews/pull/4157))
+- Support for split `Violin` plots in bokeh ([#4112](https://github.com/holoviz/holoviews/pull/4112))
+
+Bug fixes:
+
+- Fixed radial `HeatMap` sizing issues ([#4162](https://github.com/holoviz/holoviews/pull/4162))
+- Switched to Panel for rendering machinery fixing various export issues ([#3683](https://github.com/holoviz/holoviews/pull/3683))
+- Handle updating of user supplied `HoverTool` in bokeh ([#4266](https://github.com/holoviz/holoviews/pull/4266))
+- Fix issues with single value datashaded plots ([#3673](https://github.com/holoviz/holoviews/pull/3673))
+- Fix legend layout issues ([#3786](https://github.com/holoviz/holoviews/pull/3786))
+- Fix linked axes issues with mixed date, categorical and numeric axes in bokeh ([#3845](https://github.com/holoviz/holoviews/pull/3845))
+- Fixed handling of repeated dimensions in `PandasInterface` ([#4139](https://github.com/holoviz/holoviews/pull/4139))
+- Fixed various issues related to widgets ([#3868](https://github.com/holoviz/holoviews/pull/3868), [#2885](https://github.com/holoviz/holoviews/pull/2885), [#1677](https://github.com/holoviz/holoviews/pull/1677), [#3212](https://github.com/holoviz/holoviews/pull/3212), [#1059](https://github.com/holoviz/holoviews/pull/1059), [#3027](https://github.com/holoviz/holoviews/pull/3027), [#3777](https://github.com/holoviz/holoviews/pull/3777))
+
+
+Library compatibility:
+
+- Better support for Pandas 1.0 ([#4254](https://github.com/holoviz/holoviews/pull/4254))
+- Compatibility with Bokeh 2.0 ([#4226](https://github.com/holoviz/holoviews/pull/4226))
+
+Migration notes:
+
+- Geometry `.iloc` now indexes by geometry instead of by datapoint. Convert to dataframe or dictionary before using `.iloc` to access individual datapoints ([#4104](https://github.com/holoviz/holoviews/pull/4104))
+- Padding is now enabled by default, to revert set `hv.config.node_padding = 0` ([#1090](https://github.com/holoviz/holoviews/pull/1090))
+- Removed Bars `group_index` and `stack_index` options, which are now controlled using `stacked` option ([#3985](https://github.com/holoviz/holoviews/pull/3985))
+- `.table` is deprecated use `.collapse` method instead and cast to `Table` ([#3985](https://github.com/holoviz/holoviews/pull/3985))
+- `HoloMap.split_overlays` is deprecated and is now a private method ([#3985](https://github.com/holoviz/holoviews/pull/3985))
+- `Histogram.edges` and `Histogram.values` properties are deprecated use `dimension_values` ([#3985](https://github.com/holoviz/holoviews/pull/3985)) 
+- `Element.collapse_data` is deprecated, use the containers `.collapse` method instead ([#3985](https://github.com/holoviz/holoviews/pull/3985))
+- `hv.output` `filename` argument is deprecated, use `hv.save` instead ([#3985](https://github.com/holoviz/holoviews/pull/3985))
+
+
 Version 1.12.7
 ==============