Human-readable and machine-generated lock file will specify what direct and indirect dependencies should be installed into a Python environment.

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.

How to write to a file in Python – .txt files The simplest way to write to a file in Python is to create a new text file. This will allow you to store any string to retrieve later.