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).

A person with an addiction uses a substance, or engages in a behavior, for which the rewarding effects provide a compelling incentive to repeat the activity, despite detrimental consequences.

Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Somer G. Anderson is CPA, doctor of accounting, and an accounting ...