8.3.3 - Default Arguments
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Practice Questions
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Write a function that uses a default argument for a country.
💡 Hint: Think of a common value for the country.
What will be the output of this function: def test(a, b=5): return a + b; print(test(3))?
💡 Hint: Consider what happens when the default value is used.
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Interactive Quizzes
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What is a default argument in Python?
💡 Hint: Think about the function's behavior when no value is given for a parameter.
True or False: A mutable default argument can lead to surprising outcomes in a function's operation.
💡 Hint: Consider functions with lists or dictionaries as defaults.
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Challenge Problems
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Create a function that takes a name and a default age, ensuring that age defaults to 21 if not supplied. Create two different instances of the function and illustrate how it works.
💡 Hint: Experiment with calling your function to see how defaults work.
Describe what could go wrong if you use a list as a default argument in a function. Illustrate with code.
💡 Hint: Test this out with several calls to the function.
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