os.path.join (folder, filename) ensures the path is correct for the system. On Windows, it uses backslashes (reports\summary.txt); on Linux and macOS it uses forward slashes (reports/summary.txt).

Discover Geany, the fast and lightweight IDE that runs on any system, supports custom plugins, and provides essential features for efficient coding across multiple languages.

The frontier AI labs continue to outdo each other with their new model releases. Anthropic has launched Claude Sonnet 4.5, ...