As a data scientist, file input and output is a key way for your code to interact with various kinds of data and to save your work "on disk". In this lesson we walked through the underlying concepts ...

Or if the file was located in the directory above the current one, then the path would be ../zen_of_python.txt. While we won't get into the details here, the Python os module (documentation here) is ...

Writing to files is one of the most important things you will learn in any new programming language. This allows you to save user data for future reference, to manipulate large data sets, or to build ...