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So far, we've used Python and the pandas library to explore and manipulate individual datasets by hand, much like we would do in a spreadsheet. The beauty of using a programming language like Python, ...

By using the open() function and a simple loop, you can cycle through a list of file names and assign a variable with a reference to that file, storing it for later use. Create a list of file names.

Using Python's os.walk function to walk through a tree of files and directories. I'm a web guy; I put together my first site in early 1993. And so, when I started to do Python training, I assumed that ...