---
title: "Discussion on \"Everything you need to know about Python Dictionaries\" | Hashnode"
description: "Discussion on \"Everything you need to know about Python Dictionaries\". Introduction\nOne of the most important composite data types in Python is the dictionary. It’s a collection you use to store data in {key:value} pairs.\nDictionaries are ordered and mutable, and they cannot store duplicate data. Just keep in mind that ..."
url: "https://hashnode.com/posts/everything-you-need-to-know-about-python-dictionaries/634467c56d64be07a724b030"
---

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# [Everything you need to know about Python Dictionaries](https://blog.ashutoshkrris.in/everything-you-need-to-know-about-python-dictionaries?utm_source=hashnode&utm_medium=feed)

Introduction One of the most important composite data types in Python is the dictionary. It’s a collection you use to store data in {key:value} pairs. Dictionaries are ordered and mutable, and they cannot store duplicate data. Just keep in mind that ...

Oct 10, 2022 · 7 min read · blog.ashutoshkrris.in  
Updated Mar 18, 2023  
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## Written by

[Ashutosh Krishna](https://hashnode.com/@ashutoshkrris)

@ashutoshkrris · Bengaluru, India

  
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Building reliable software with Java, Spring Boot, Python, and the web

Software Engineer at OpenText passionate about building scalable web applications and backend systems. I work mainly with Java, Spring Boot, Python, and modern web technologies. I enjoy creating things for the internet, exploring new tech, and sharing what I learn along the way.

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