ColorMap

This is a helper class that manages the creation of colormaps for nodes.

Ensures color_by and palette are set to valid attributes.

Available palettes with up to 256 colors, are: [“cividis”, “grey”, “gray”, “inferno”, “magma”, “viridis”, “Greys”, “Inferno”, “Magma”, “Plasma”, “Viridis”, “Cividis”, “Turbo”] All avalailabe palettes can be found here: https://docs.bokeh.org/en/latest/docs/reference/palettes.html

For attributes with more than 256 categories, a colormap can be computed with BokehGraph.colormap(palette, color_by, steps) Maximum number of steps is 256. Or set palette to ‘random’.

BokehGraphColorMap

class bokehgraph.colormap.BokehGraphColorMap(palette, max_colors=-1)

A colormap that manages the color palette for a given attribute.

create_palette()

Returns the palette.

Raises:

BokehGraphColorMapError – Raised if something went wrong.

Returns:

A list of bokeh colors.

Return type:

list

map_iter(color_attribute)

map(color_attribute)