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）。

I have this folder structure: application ├── app │ └── folder │ └── file.py └── app2 └── some_folder └── some_file.py How can I import a function from file.py, from within som...

Jul 21, 2010 · As we know that in Python Dictionary as a set of key: value pairs, with the requirement that the keys are unique (within one dictionary). A pair of braces creates an empty …

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

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

Nov 23, 2019 · 12 Extracting extension from filename in Python Python os module splitext () splitext () function splits the file path into a tuple having two values – root and extension.

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?

Sep 2, 2017 · Go to the folder where Python is installed, e.g., in my case (Mac OS) it is installed in the Applications folder with the folder name 'Python 3.6'. Now double click on 'Install …

How do I pad a numeric string with zeroes to the left, so that the string has a specific length?

So I have recently installed Python Version 2.7.5 and I have made a little loop thing with it but the problem is, when I go to cmd and type python testloop.py I get the error: 'python' is not