Python comes with a full-featured interactive command-line REPL (read-eval-print loop) built into the pythonexecutable. In addition to allowing quick and easy evaluation of Python statements, it has a searchable history, tab-completion, many helpful keybindings, and dedicated help ? and shell modes ;.
This page provides examples of using REPL on the command line
Python REPL Example (local)
Type python in terminal to launch REPL
Python REPL Help Pages (local)
Type "help" to enter help pages within REPL
Type a function from Python to read help pages (ex:print)