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Dictionary. Dictionaries are used to store data values in key:value pairs. A dictionary is a collection which is ordered*, changeable and do not allow duplicates.
The Python Dictionaries are a powerful data type in Python that allow you to store data as key-value pairs. In this article, we will be discussing how to compare elements in two dictionaries in Python.
A Python dictionary is a collection of items, similar to lists and tuples. However, unlike lists and tuples, each item in a dictionary is a key-value pair (consisting of a key and a value).
In this Python dictionaries tutorial, you'll cover the basic characteristics and learn how to access and manage dictionary data. Once you have finished this tutorial, you should have a good sense of when a dictionary is the appropriate data type to use, and how to do so.
Learn everything there is to know about the Python dictionary, like how to create one, how to add elements to it, and how to retrieve them.
Python has a set of built-in methods that you can use on dictionaries. Returns the value of the specified key. If the key does not exist: insert the key, with the specified value. Learn more about dictionaries in our Python Dictionaries Tutorial. Track your progress - it's free!
In this Python tutorial, you'll learn how to create a Python dictionary, how to use its methods, and dictionary comprehension, as well as which is better: a dictionary or a list.