作者：cunshun丨 导语 自2020年Python 2停止维护至今，5年过去了。虽然还有很多项目依旧在使用Python 2，但不可否认，无论是企业还是社区，都在努力向Python 3迈进。Python ...

High on the Tibetan plateau, Chinese government officials last month showed off what they say will be the world’s largest solar farm when completed — 235 square miles, the size of the American city of ...