现在装什么 Python 版本比较合适？ 截止到 2025 年，Python 的官方最新稳定版本是 3.12.x，而 3.13 已经进入稳定发布阶段（部分库的兼容性还在逐渐完善）。

16 mrt. 2017 · Why is it 'better' to use my_dict.keys() over iterating directly over the dictionary? Iteration over a dictionary is clearly documented as yielding keys. It appears you had Python 2 in mind when …

Using 'or' in an 'if' statement (Python) [duplicate] Asked 7 years, 10 months ago Modified 2 months ago Viewed 162k times

How do I declare custom exception classes in modern Python? My primary goal is to follow whatever standard other exception classes have, so that (for instance) any extra string I include in the exc...

How do I add a new key to an existing dictionary? It doesn't have an .add () method.

15 mrt. 2009 · I want to find out my Python installation path on Windows. For example: C:\\Python25 How can I find where Python is installed?

25 feb. 2012 · I'm wondering if there's any difference between the code fragment from urllib import request and the fragment import urllib.request or if they are interchangeable. If they are …

9 jul. 2010 · How can I list all files of a directory in Python and add them to a list?

9 jan. 2019 · In my project folder I created a venv folder: python -m venv venv When I run command select python interpreter in Visual Studio Code, my venv folder is not shown. I went one level up like …

How do I determine: the current directory (where I was in the shell when I ran the Python script), and where the Python file I am executing is?