How to build a Python port scanner

Python is powerful, flexible and popular, in part because it's an interpretive, scripted programming language that doesn't require code to be compiled into machine language. Instead, Python code runs through an interpreter to interact with your computer, making it relatively easy to learn and work with. Python is a great place to start with programming or when exploring options for building your own administrative tools.

One tool that can be easily built with Python is a port scanner. Follow along for steps on how to build one here. You need to install Python 3. Many Linux distributions include Python by default, as does macOS, and you can also add it to Windows. You might want to find a Python integrated development environment, too. I'm using a combination of Visual Studio Code and Vim on a Mac for this tutorial.

This article assumes some knowledge of Python and ...