The if __name__ == "__main__": statement checks if the script is being run as the main program. If it is, it calls the greet() function with the name "Alice". If this script were imported as a module ...

One performance-enhancement technique common to many languages, and one Python can use too, is memoization—caching the results of a function call so that future calls with the same inputs don ...

Code that we write here is usually scripted and written in Python, so we will use it as our example language. Code can be written in any old text editor. Even Windows Notepad will do. I am writing ...