Circular bar plot - von Mises distribution

plot_circle_von_mises.py

#!/usr/bin/env python

# Inspired from :
# http://matplotlib.org/examples/pie_and_polar_charts/polar_bar_demo.html

''' Plot von Mises distribution as a circular bar plot. '''

import numpy as np
import matplotlib.pyplot as pl

mu = 0.  # circular mean phase
kappa = np.pi  # circular dispersion
von = np.random.vonmises(mu, kappa, size=100)

# plot circular projection
ax = pl.subplot(111, polar=True)
radii = np.ones((100))
bars = ax.bar(von, radii, bottom=0., width=(np.pi/180))
pl.show()