gistfile1.py

import matplotlib.pyplot as plt

fig = plt.figure()
ax = fig.add_subplot(1,1,1)

log = [51.45,
        68.35,
        77.9,
        85,
        85.15,
        84,
        84.85,
        84.6,
        84.1,
        84.2,
        84.2]

p1, = ax.plot([50.05,
    59.35,
    69.4,
    79.4,
    83.65,
    83.85,
    83.6,
    82.1,
    82.35,
    82.8,
    82.55], 'bo-')
p2, = ax.plot([57.75,
    65.2,
    76.35,
    82.55,
    85.5,
    85.35,
    84.6,
    84.4,
    84.7,
    84.8,
    84.4], 'ro-')
plt.ylabel('Accuracy in percent')
plt.xlabel('Regularization param C')
#locs, labels = xticks()
labels = ['1e-7', '1e-6', '1e-5', '1e-4', '1e-3', '1e-2', '0.1', '1', '10', '100', '1000']
#xlabel(labels)
#ax = fig.add_subplot(111)
p3, = ax.plot(log, 'go-')
ax.legend([p1, p2, p3], ['Untransformed', 'Binary', 'Log'], loc=4)
ax.set_ylim(0,100)
ax.set_xlim(-1,12)
#ax.set_xticks([0,1,2,3,4,5,6,7,8,9,10,11])
ax.grid(color="gray", linestyle="dashed")
ax.set_xticklabels(labels)
#ax.set_xlabel(labels)
#xticks(locs, labels)

plt.show()