Python Programming Fundamentals | Python Dictionaries
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In this video, you’ll learn how to work with dictionaries in Python, covering key concepts such as creating dictionaries, accessing values using keys, modifying key-value pairs, adding new entries, removing items, and checking for membership. You’ll also explore useful dictionary methods like items(), keys(), values(), and learn how to work with nested dictionaries. Plus, you’ll see how to sort dictionaries and merge two dictionaries using the update() method.
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Table of Contents:
0:00 Introduction to Python Dictionaries
0:08 Creating Dictionaries with Key-Value Pairs
0:54 Checking the Length of a Dictionary with len()
1:25 Accessing Values by Keys
2:14 Using the get() Method to Access Values
2:45 Adding New Key-Value Pairs
3:25 Modifying Existing Key-Value Pairs
4:12 Removing Items from a Dictionary Using del and pop()
5:32 Checking for Key Existence
6:10 Dictionary Methods: items(), keys(), and values()
7:16 Creating Nested Dictionaries
8:25 Sorting Dictionaries by Keys
9:10 Merging Two Dictionaries Using update()
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