Plot line of boxplot distributions.
import matplotlib.pyplot as plt
import numpy as np
## Generate some data...
# matrix 2x2 of random values for line-boxplot
data = np.random.random((100, 5))
# y values for line
y = data.mean(axis=0)
# x values for line
x = np.random.random(y.size) * 10
x -= x.min()
x.sort()
# Plot a line between the means of each dataset
plt.plot(x, y, 'b-')
# Save the default tick positions, so we can reset them...
locs, labels = plt.xticks()
# Plot box plot per each line point
plt.boxplot(data, positions=x, notch=True)
# Reset the xtick locations.
plt.xticks(locs)
# Plot
plt.show()