Python series 4

Title: Python series 4

URL Source: https://medium.com/@Commoness/python-series-4-1618f9069bc2?source=rss------python-5

Published Time: 2026-04-17T18:11:01Z

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# Python series 4. Understanding Lists, Tuples, and Sets | by The Commoness | Apr, 2026 | Medium

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# Python series 4

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## **Understanding Lists, Tuples, and Sets**

As I continue learning Python, one of the most useful topics I explored is **Python collections** — especially **Lists, Tuples, and Sets**. These help us store multiple values in a single variable and make our code more organized and efficient.

In real life, we often deal with groups of things: shopping items, student names, marks, attendance, fixed menu items, unique visitors, and much more. Python gives us different ways to handle such data depending on the situation.

Let us understand each one in a simple way.

## 1. LISTS (Think as it is You’re weekly groccery Shopping Bag )

## What is a List?

A **list** is a collection of items that:

* Are **ordered**
* Can be **changed (mutable)**
* Can store **different data types**

Here’s your **next Python blog (continuation style)** based on your notes — clean, simple, beginner-friendly, and with real-life examples + practice Q&A exactly like your previous style

## Real-Time Example:

Imagine you go to a shop and write a list:

Milk, Sugar, Bread
You can:

* Add items
* Remove items
*