contour#
A contour plot containing lines at each contour level and filled polygons between each pair of contour levels.
Details
- Bokeh APIs:
- More info:
- Keywords:
contour
import numpy as np
from bokeh.palettes import OrRd
from bokeh.plotting import curdoc, figure, show
x, y = np.meshgrid(np.linspace(0, 4, 33), np.linspace(0, 3, 25))
z = np.sin(np.pi*x) + np.cos(np.pi*y)
levels = np.linspace(-2.0, 2.0, 9)
fig = figure(width=600, height=500, toolbar_location=None, x_range=(0, 4), y_range=(0, 3),
title=r'$$\text{Contour plot of } z = \sin(\pi x) + \cos(\pi y)$$')
contour_renderer = fig.contour(
x, y, z, levels, fill_color=OrRd,
line_color=['white']*4 + ['black']*5, line_dash=['solid']*5 + ['dashed']*4, line_width=2,
)
colorbar = contour_renderer.construct_color_bar()
fig.add_layout(colorbar, 'right')
curdoc().theme = 'dark_minimal'
show(fig)