github holoviz/datashader 0.6.0

latest releases: v0.16.1, v0.16.1rc1, v1.16.1rc1...
6 years ago

New release of features that may still be in progress, but are already usable:

  • Added graph/network plotting support (still may be in flux) (#385, #390, #398, #408, #415, #418, #436)
  • Improved raster regridding based on gridtools and xarray (still may be in flux); no longer depends on rasterio and scikit-image (#383, #389, #423)
  • Significantly improved performance for dataframes with categorical fields

New examples (.ipynb files in examples/):

  • osm-1billion: 1-billion-point OSM example, for in-core processing on a 16GB laptop.
  • edge_bundling: Plotting graphs using "edgehammer" bundling of edges to show structure.
  • packet_capture_graph: Laying out and visualizing network packets as a graph.

Backwards compatibility:

  • Remove deprecated interpolate and colorize functions
  • Made raster processing consistently use bin centers to match xarray conventions (requires recent fixes to xarray; only available on a custom channel for now) (#422)
  • Fixed various limitations and quirks for NaN values
  • Made alpha scaling respect min_alpha consistently (#371)

Known issues:

  • If you use Jupyter notebook 5.0 (earlier or later versions should be ok), you will need to override a setting that prevents visualizations from appearing, e.g.: jupyter notebook --NotebookApp.iopub_data_rate_limit=100000000 census.ipynb &
  • The dashboard needs updating to match current Bokeh releases; most parts other than hover and legends, should be functional but it needs a rewrite to use currently recommended approaches.

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