Working with files in Python is pretty easy. But there’s a common mistake that can sneak into your code. Not closing the file ...

The newly approved Python Enhancement Proposal 751 gives Python a standard lock file format for specifying the dependencies of projects. Here’s the what, why, and when.

import glob files = glob.glob('*.txt') Log files can be provided in a variety of file formats, however, not just TXT. In fact, at times the file extension may not be one you recognize.

The “w+” tells Python that we are writing to a new file. If the file already exists, then that file is overwritten. If the file doesn’t already exist, then it will be created.