subplots in subplots
import matplotlib.pyplot as plt
import matplotlib.gridspec as gridspec
fig = plt.figure(figsize=(10, 8))
outer = gridspec.GridSpec(2, 2, wspace=0.2, hspace=0.2)
for i in range(4):
inner = gridspec.GridSpecFromSubplotSpec(2, 1,
subplot_spec=outer[i], wspace=0.1, hspace=0.1)
for j in range(2):
ax = plt.Subplot(fig, inner[j])
t = ax.text(0.5,0.5, 'outer=%d, inner=%d' % (i, j))
t.set_ha('center')
ax.set_xticks([])
ax.set_yticks([])
fig.add_subplot(ax)
fig.show()