Pythonでファイル処理をしていると、「このファイルの、拡張子を除いた名前だけが欲しい」という場面が頻繁にありますよね。例えば、処理結果を保存する際に、元のファイル名を使って「report_2025_processed.csv」のような名前を付けたい、といったケースです。

One of the great things about having Python installed on your Windows machine is that you can access it from anywhere. Simply pull up a command prompt and you can start entering commands, installing ...

Human-readable and machine-generated lock file will specify what direct and indirect dependencies should be installed into a Python environment. Python’s builders have accepted a proposal to create a ...

The Windows version of the Python interpreter can be run from the command line the same way it’s run in other operating systems, by typing python or python3 at the prompt. But there’s a feature unique ...

Environment variables are name-value pairs for various programs or processes on an operating system. On Windows, the environment variables store all sorts of information about the operating system ...