importmatplotlib.pyplotaspltfrommpl_toolkits.axes_grid1importAxesGriddefget_demo_image():importnumpyasnpfrommatplotlib.cbookimportget_sample_dataf=get_sample_data("axes_grid/bivariate_normal.npy",asfileobj=False)z=np.load(f)# z is a numpy array of 15x15returnz, (-3,4,-4,3)defdemo_grid_with_each_cbar(fig):"""    A grid of 2x2 images. Each image has its own colorbar.    """grid=AxesGrid(F,111,# similar to subplot(122)nrows_ncols= (2,2),axes_pad=0.1,label_mode="1",share_all=True,cbar_location="right",cbar_mode="each",cbar_size="7%",cbar_pad="2%",                    )Z,extent=get_demo_image()foriinrange(4):im=grid[i].imshow(Z,extent=extent,interpolation="nearest")grid.cbar_axes[i].colorbar(im)grid[2].set_ylabel('Long y label')grid.cbar_axes[3].set_ylabel('Long Cbar label')# This affects all axes because we set share_all = True.grid.axes_llc.set_xticks([-2,0,2])grid.axes_llc.set_yticks([-2,0,2])F=plt.figure(1, (5.5,2.5))F.subplots_adjust(left=0.05,right=0.98)demo_grid_with_each_cbar(F)plt.draw()plt.show()