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).

Rakesh Sharma is a writer with 8+ years of experience about the intersection between technology and business. Rakesh is an expert in investing, business, blockchain, and cryptocurrencies. Erika Rasure ...