让用户提交 Python 代码并在服务器上执行，是一些 OJ、量化网站重要的服务，很多 CTF 也有类似的题。为了不让恶意用户执行任意的 Python 代码，就需要确保 Python 运行在沙箱中。沙箱经常会禁用一些敏感的函数，例如 os，研究怎么逃逸、防护这类沙箱还是蛮有意思的 ...

The Python programming language serves as a scripting language suited for quick programming tasks. It's more accessible to small business owners and others who are casual programmers than other ...

Once you know how to add and use a Python module, you will greatly extend the capabilities of the language. A Python module is an external class or set of functions that exist outside the main file of ...