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).

U.S. imperialism has produced migration, sometimes to places you wouldn’t expect. According to Emily Mitchell-Eaton, the Marshall Islands and Arkansas are both central to the workings of empire. The ...

A Python visualizer is a tool that shows you how your code runs, step by step, using pictures and diagrams. It helps you see ...