The virtual environment retains the libraries installed in the “system” Python by default. A virtual environment is a Python environment where the libraries and scripts installed into it are isolated from those installed in other virtual environments. When working on any Python project that involves the installation and use of third party dependency-free libraries, the first thing to do is create a virtual environment.

A text editor (e.g., Visual Studio Code, Atom, etc.).Python 3 installed on your local machine.Not only does it include a command-line utility that allows you to download videos right from the terminal, but it also makes pipelining easy by allowing you to specify callback functions for different download events. At its core, pytube is a lightweight, dependency-free library written in Python. As a software developer, you may encounter a situation where you want to script something to download videos either in audio or video format. Without a doubt, YouTube is the most popular video-sharing platform in the world.

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