Bokeh – Customising legends. Various glyphs in a plot can be identified by legend property appear as a label by default at the top-right position of the plot area. This legend can be customized by following attributes −
| 1 | legend.label_text_font | change default label font to the specified font name | |
| 2 | legend.label_text_font_size | font size in points | |
| 3 | legend.location | set the label at the specified location. | |
| 4 | legend. title | set title for legend label | |
| 5 | legend. orientation | set to horizontal (default) or vertical | |
| 6 | legend.clicking_policy | specify what should happen when the legend is clicked hide: hides the glyph corresponding to legend mute: mutes the glyph corresponding to legendtd> |
Example of Bokeh customising legends
Example code for legend customization is as follows −
from bokeh.plotting import figure, output_file, show import math x2 = list(range(1,11)) y4 = [math.pow(i,2) for i in x2] y2 = [math.log10(pow(10,i)) for i in x2] fig = figure(y_axis_type = 'log') fig.circle(x2, y2,size = 5, color = 'blue', legend = 'blue circle') fig.line(x2,y4, line_width = 2, line_color = 'red', legend = 'red line') fig.legend.location = 'top_left' fig.legend.title = 'Legend Title' fig.legend.title_text_font = 'Arial' fig.legend.title_text_font_size = '20pt' show(fig)
Output
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