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Introduction
An image of a dictionary.
Figure 10.1 credit: modification of work "Dictionary", by Caleb Roenigk/Flickr, CC BY 2.0

Chapter Outline

10.1 Dictionary basics
10.2 Dictionary creation
10.3 Dictionary operations
10.4 Conditionals and looping in dictionaries
10.5 Nested dictionaries and dictionary comprehension
10.6 Chapter summary

Introduction

A Python dictionary is a data type for storing the data in a key-value pair format. In this chapter, the dictionary data type is introduced. This chapter also introduces ways to use dictionaries, including looping over dictionary items and performing conditional statements on a dictionary.