Quick LinksSet Up Your Development EnvironmentWrite Your First Python ProgramWrite Comments in Your CodeStore Data in ...

By using the open() function and a simple loop, you can cycle through a list of file names and assign a variable with a reference to that file, storing it for later use. Create a list of file names.

If you use just -2 or -3 as the version switch, Python will launch the most recent version of Python 2.x or Python 3.x, as indicated.. Upgrade py with new versions of Python. An important thing to ...

Find out what makes Python a versatile powerhouse for modern software development—from data science to machine learning, systems automation, web and API development, and more.