Python has become a popular programming language because it is clear, versatile, easy to learn, and it has plenty of useful libraries for different tasks. From web development to data science and ...

这篇文章，原标题是5 Python Tricks You Should Start Using in 2021，作者Roman Orac在文章中跟大家分享了5个Python小技巧，希望对你的工作和学习有所帮助。

This is clearly not what you wanted to do. Python versions 3.6 and higher provide “type annotations,” a feature that enables you to define the type of data each function argument should take.