"""==============Text watermark==============Use a Text as a watermark"""importnumpyasnp#import matplotlib#matplotlib.use('Agg')importmatplotlib.pyplotaspltfig,ax=plt.subplots()ax.plot(np.random.rand(20),'-o',ms=20,lw=2,alpha=0.7,mfc='orange')ax.grid()# position bottom rightfig.text(0.95,0.05,'Property of MPL',fontsize=50,color='gray',ha='right',va='bottom',alpha=0.5)plt.show()