@image_comparison(baseline_images=['colorbar_norms'],extensions=['png'])deftest_cbar_norms():# Test colormaps with different normsnorms= [mcolors.Normalize(vmin=-1,vmax=2),mcolors.BoundaryNorm(boundaries=[-1,0,1],ncolors=4),mcolors.LogNorm(vmin=1,vmax=1e4),mcolors.PowerNorm(gamma=0.2,vmin=0.1,vmax=0.6),mcolors.SymLogNorm(1,vmin=-10,vmax=10),mcolors.TwoSlopeNorm(1,vmin=0,vmax=2)]fig,axs=plt.subplots(ncols=len(norms),constrained_layout=True)forax,norminzip(axs,norms):fig.colorbar(cm.ScalarMappable(norm=norm,cmap='viridis'),cax=ax,extend='both')