Sankey flow chart

Function to plot a sankey flow chart with any number of layers and categories.

Function to plot a sankey flow chart with any number of layers and categories.

Based on the contribution of @RomanKuster based in turn on the contribution from @RanranWang, improves them by:

• Accepting matrix as well as tables with categorical values as input data.
• Customizable colors (both colormaps or customized matrix).
• Category labels, layer labels, percentages and legend are switchable.

See demo for data examples.