Python Modules and Package

Summary

1. Package A package is a directory (folder) that contains an __init__.py file. The __init__.py tells Python: “This folder is a Python package, so you can import from it.” Example: myapp/ ├── __init__.py ├── helpers.py myapp is now a package. You can import like this: from myapp import helpers Key idea: A package lets you group related modules into one namespace. 2. Module A module is just a single Python file (.py) that contains Python...