---
title: "Discussion on \"Dictionaries and Sets\" | Hashnode"
description: "Discussion on \"Dictionaries and Sets\". Dictionaries\nIn Python, a dictionary is a collection of key-value pairs, where each key is unique and associated with a value. Dictionaries are mutable, meaning they can be modified after creation. They are useful for storing and retrieving data in a..."
url: "https://hashnode.com/posts/dictionaries-and-sets/65ca721d6256bf2cd63c4cf0"
---

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# [Dictionaries and Sets](https://navedwrites.hashnode.dev/dictionaries-and-sets?utm_source=hashnode&utm_medium=feed)

Dictionaries In Python, a dictionary is a collection of key-value pairs, where each key is unique and associated with a value. Dictionaries are mutable, meaning they can be modified after creation. They are useful for storing and retrieving data in a...

Feb 12, 2024 · 4 min read · navedwrites.hashnode.dev  
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## Written by

[Naved Ahmad](https://hashnode.com/@NavedAhmad)

@NavedAhmad · India

  
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