Python Dictionary Programs

A Beginner's Guide to Python Dictionaries: 15 Simple Programs to Get You Started

Posted by Lecture Home on August 28, 2024

Dictionaries are a handy way to store and manage data in Python. They let you pair up pieces of information, like a name and a phone number, or a product and its price. If you're new to Python or just want to get better at using dictionaries, these 15 simple tasks will help you learn the basics.



1. Make a dictionary with a few key-value pairs and print it.

2. Add a new item to a dictionary and update an existing item.

3. Look up a value in a dictionary using a key.

4. Remove an item from a dictionary.

5. Check if a key is in a dictionary.



6. Loop through all the items in a dictionary.

7. Combine two dictionaries into one.

8. Create a dictionary from two lists (one for keys, one for values).

9. Sort a dictionary by its keys or values.

10. Count how often each item appears in a list using a dictionary.



11. Turn a dictionary into a list of key-value pairs.

12. Find the highest and lowest values in a dictionary.

13. Remove duplicates from a list using a dictionary.

14. Swap the keys and values in a dictionary.

15. Create a dictionary inside another dictionary (nested dictionary) and access the data.



These simple tasks will help you get comfortable with dictionaries in Python. Give them a try to build your skills and confidence!



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