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 2简洁易读、灵活易上手、支持库丰富，但随着大规模使用，亦逐渐暴露出各种不足。尤其是近些年Python维护 ...

Moving from Python 2 to 3? Here's what you need to know about strings and their role in in your upgrade. An old joke asks "What do you call someone who speaks three languages? Trilingual. Two ...