This page emphasizes the importance of organizing code into modules for larger, complex programs. It covers how to define, import, and locate modules, and highlights Python's extensive standard librar...This page emphasizes the importance of organizing code into modules for larger, complex programs. It covers how to define, import, and locate modules, and highlights Python's extensive standard library with over 200 built-in modules. A module is identified as a .py file containing function definitions, with its name matching the file name. While all programs can function as modules, not all are intended for direct execution, exemplified by the greetings.