Last Updated: Wednesday 14th August 2013
When you use a scripting language like Python, one thing you will find yourself doing over and over again is walking a directory tree, and processing files. While there are many ways to do this, Python offers a built-in function that makes this process a breeze.
Basic Python Directory Traversal
Here's a really simple example that walks a directory tree, printing out the name of each directory and the files contained:
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# Import the os module, for the os.walk function import os
# Set the directory you want to start from rootDir = '.' for dirName, subdirList, fileList in os.walk(rootDir): print('Found directory: %s' % dirName) for fname in fileList:
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