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).

pandas is a Python module that's popular in data science and data analysis. It's offers a way to organize data into ...

Learn how to get Python up and running on Windows, macOS, or Linux—and avoid the biggest pitfalls along the way. Python is easy to use, friendly to the beginner, and powerful enough to create robust ...