matplotlib子图布局总结示例
GridSpec
import matplotlib.pyplot as plt
from matplotlib.gridspec import GridSpec
fig = plt.figure()
gs = GridSpec(3, 3, figure=fig)
ax1 = fig.add_subplot(gs[0,:])
ax2 = fig.add_subplot(gs[1:3,0])
ax3 = fig.add_subplot(gs[1,1:])
ax4 = fig.add_subplot(gs[2,1])
ax5 = fig.add_subplot(gs[2,-1])
for i,ax in enumerate(fig.axes):
ax.text(0.5,0.5,"ax%d" % (i+1),va="center", ha="center")
plt.show()SubplotSpec、GridSpecFromSubplotSpec
import matplotlib.pyplot as plt
from matplotlib.gridspec import GridSpec
from matplotlib.gridspec import GridSpecFromSubplotSpec
from matplotlib.gridspec import SubplotSpec
fig = plt.figure()
gs = GridSpec(3, 3, figure=fig)
ax1 = fig.add_subplot(gs[0,:])
ax2 = fig.add_subplot(gs[1:3,0])
ax3 = fig.add_subplot(gs[1,1:])
ax4 = fig.add_subplot(gs[2,1])
ax5 = fig.add_subplot(gs[2,-1])
gsss = GridSpecFromSubplotSpec(3, 3, subplot_spec=gs[0])
ax6=fig.add_subplot(gsss[0,0:2])
ax7=fig.add_subplot(gsss[1,1:3])
ax8=fig.add_subplot(gsss[-1:,0:])
#gs[0,-1]返回的是SubplotSpec实例
sub_gs=gs[0,-1]
gsss=sub_gs.subgridspec(3,4)#Python2.7不支持，返回GridSpecFromSubplotSpec实例
ax9=fig.add_subplot(gsss[0,0:2])
ax10=fig.add_subplot(gsss[1,1:3])
ax11=fig.add_subplot(gsss[-1:,0:])
for i,ax in enumerate(fig.axes):
ax.text(0.5,0.5,"ax%d" % (i+1),va="center", ha="center")
plt.show()subplot2grid
matplotlib.pyplot.subplot2grid
subplot
subplots