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Python for Beginners: Write Code That Actually Runs, Then Make It Better
Check Yourself: Organizing Your Code
Five questions on functions, lists and dictionaries. A quick check before you move on to errors.
Course content
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Before You Write Code
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Introduction to Python Programming: What It Is and Why Start Here
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Installing Python and Running Your First Script
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The Basics You Cannot Skip
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Python Variables and Data Types
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Python Operators and Expressions
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Getting Input and Printing Output in Python
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Making Decisions and Repeating Work
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Python If Statements: Making Your Code Decide
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Python Loops: For, While, and When to Stop
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Organizing Your Code
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Python Functions: Stop Copying and Pasting
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Python Lists and Dictionaries
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When Things Go Wrong
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Reading Python Error Messages Instead of Panicking
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Python Try and Except: Handling Errors Properly
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- Final Check: Python for Beginners
1.
Your function calculates a total and prints it, but result = calculate_total(...) gives None. Why?
2.
The same discount rule is pasted in five places, and the minimum changed. What is the long-term fix?
3.
You need to look up a product's price by its name, quickly and often. Which structure fits?
4.
product["weight"] crashes with KeyError because some products have no weight. What is a safe way to read it?
5.
fruits = ["apple", "banana", "mango"]. What does fruits[1] return?
About
Five questions on functions, lists and dictionaries. A quick check before you move on to errors.
- Duration
- 5 min
- Last update
- 09/06/2026
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