π 20 Python Functions You Must Know Whether you're a beginner or preparing for interviews, knowing Python's built-in functions can make your code cleaner, shorter, and more powerful. Here are 20 essential Python functions to add to your toolkit: print() β Display output input() β Get user input len() β Get the number of items type() β Check the data type int() β Convert to integer float() β Convert to float str() β Convert to string bool() β Convert to Boolean list() β Create a list tuple(...