💡 What You'll Learn
Dictionaries store data as key-value pairs. Use curly braces {} with keys to look up values quickly. Keys must be unique and immutable (strings, numbers).
dict_demo.py
1scores = {"Alice": 95, "Bob": 87}
2print(scores["Alice"]) # 95
3scores["Charlie"] = 92
📺 Student Scores Dictionary
Alice95
Bob87
Click to look up!
🎯 Your Challenges
1Add New Key
Add Charlie with score 92
2Update Score
Change Bob's score to 95
3Get Keys
List all student names using .keys()
📚 What You Learned
- Dictionaries use
{}with key: value pairs - Access values:
dict["key"] - Add new pairs:
dict["new"] = value - Keys must be unique and immutable