support/plot_frequency_histogram.py

   1 import matplotlib.pyplot as plt
   2
   3 def plot_frequency_histogram(freqs, sort_key=None):
   4     x = range(len(freqs))
   5     y = [freqs[l] for l in sorted(freqs, key=sort_key)]
   6     f = plt.figure()
   7     ax = f.add_axes([0.1, 0.1, 0.9, 0.9])
   8     ax.bar(x, y, align='center')
   9     ax.set_xticks(x)
  10     ax.set_xticklabels(sorted(freqs, key=sort_key))
  11     f.show()
  12
  13 if __name__ == "__main__":
  14     import doctest
  15     doctest.testmod()