摘要:
setattr getattr hasattr 1. abs() returns absolute value of a number 返回绝对值 2. all() returns true when all elements in iterable is true 都为true则为true 3. 阅读全文
摘要:
async and await 解决的问题 can do more things at once can't make db / io network faster CPU VS I/O synchronous vs asynchronous parallelism and concurrency 阅读全文