Day 3: Functions and Modules

Functions in Python

• Defining and calling functions

• Function parameters and return values

• Scope of variables (local vs. global)

Built-in Python modules

• Importing and using modules

• Overview of common built-in modules (math, random, time)

Introduction to external libraries

• Pip and package management (basic introduction)

• Importing and using external libraries

Hands-on project: Personal Library Organizer

Students will develop a Python script that organizes their personal library. The script will allow users to add, remove, search, list, and recommend books in their collection.