holoviews 1.18.0

Version 1.18.0

on Python PyPI

This release includes new features, improvements, and bug fixes. Among these are the new elements. First is the ImageStack element allows you to easily visualize a 3D array, while the VLines, HLines, VSpans, and HSpans elements allow you to visualize vertical and horizontal lines and spans easily. In addition, this release includes support for subcoordinate systems in the y-axis and various other enhancements and bug fixes. This release adds support for the newest Python 3.12 and Bokeh 3.3 and drops support for Python 3.8 and Bokeh 2.

Many thanks to the new contributors @MeggyCal, along with our returning contributors @ahuang11, @ianthomas23, @jlstevens, @maximlt, @philippjfr, and @hoxbro.

New features:

• Implementation of ImageStack (#5751, #5945)
• Adding vectorized VLines, HLines, VSpans, and HSpans elements (#5845, #5911, #5940)
• Implement support for subcoordinate systems in the y-axis (#5840)

Enhancements:

• Cycle through text_color when overlaying Labels (#5888)
• Drop requirements for OrderedDict (#5867, #5890, #5925)
• Allow to link to an Overlay (#5881)
• Use contourpy for contour calculations (#5910)
• Use browser information to set pixel_density in ResampleOperation2D (#5947)
• Avoid bounce back of events for Range{X,Y,XY} streams (#5946)

Bug fixes:

• Fix overlaying labels in Sankey diagram (#5864)
• Ensure the PlotSize stream works with undefined width/height (#5868)
• Fix test when only python3 command is available (#5874)
• Try and except get_extents without the dimension argument and add kwargs to all get_extents (#5872)
• Enable Mathjax with enable_mathjax (#5904)
• Fix histogram operation on Ibis data (#5929)
• Raise exceptions in compare_dataset (#5932)
• Don't overlap objects in overlaid plot (#5942)

Compatibility:

• Param 2.0 support (#5865, #5897, #5906, #5918)
• Pandas 2.1 support (#5877, #5898, #5880)
• Numpy 1.25 support (#5870)
• Replace np.NaN with np.nan for Numpy 2.0 (#5938)
• Bokeh 3.3 support (#5873, #5923, #5935)
• Dropping support for Bokeh 2 (#5891)
• Python 3.12 support (#5909)
• Dropping support for Python 3.8 (#5936)
• Matplotlib 3.8 compatibility (#5910, #5924)
• Remove deprecations functions (#5915)

Documentation:

• Add Linking Bokeh plots guide to the table of contents (#5900)

Maintenance:

• Remove warnings (#5854, #5894)
• Add output of pre-commit hook in summary and add environment artifact (#5905)
• Improvements to test CI (#5917, #5892)
• General maintenance update (#5889, #5907, #5934, #5943)
• Update build of conda package (#5921, #5922)
• Add sorting of imports (#5937)
• Enable Bugbear lint (#5861)