A Python Developer's Guide to Powershell explains the PowerShell scripting language then shows how to combine a Python script and a PowerShell script to automate web scrapining downloads.
ChatOps with PowerShell covers how to use the Python-based chatbot named ErrBot. It also presents example code to connect ErrBot to applications you are running.
Getting Started with Windows PowerShell is a guide for your first steps with PowerShell.
Windows Command-Line: Backgrounder and Windows Command-Line: The Evolution of the Windows Command-Line give historical perspective on how the Windows shell has evolved from MS-DOS days into the current Windows 10 world.
PowerShell in Azure Functions shows you how to use PowerShell scripting language code in your Azure Functions. The language is only in experimental mode on Azure Functions but could be useful if you have a bunch of existing scripts that you want to use on the serverless platform.