pythonista-weekly : Pyw 477

本期《pythonista周刊》包括Tweet自我引用、Reed-Solomon错误恢复、Python程序剖析指南、Django Async视图实例、Moto和Pytest测试AWS代码等内容。最近更新有pip 20.3、PyCharm 2020.3和Python 3.9.1rc1。新活动包括Pyjamas Conf 2020、Austin Python Meetup、London Python Meetup、SF Python Meetup、Build an advanced answering machine using Flask and 46elks、PyMNtos Python Presentation Night #90。