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Lära Challenge: Catch an Error | Handling Structure
Error Handling in Python

bookChallenge: Catch an Error

Now, let's handle the error for the first time.

You should handle this error:

123
from math import sqrt sqrt(-4) # ValueError
copy

Since finding the square root of a negative number is not possible (according to mathematical concepts), performing this operation in Python is not feasible. The interpreter takes this into account and raises a ValueError with the following message: math domain error.

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Swipe to start coding

Now, you need to complete the following points:

  1. Define the code block where an error is expected.

  2. Catch this error and print the following string:
    "The ValueError was raised!"

Lösning

Var allt tydligt?

Hur kan vi förbättra det?

Tack för dina kommentarer!

Avsnitt 1. Kapitel 3
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bookChallenge: Catch an Error

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Now, let's handle the error for the first time.

You should handle this error:

123
from math import sqrt sqrt(-4) # ValueError
copy

Since finding the square root of a negative number is not possible (according to mathematical concepts), performing this operation in Python is not feasible. The interpreter takes this into account and raises a ValueError with the following message: math domain error.

Uppgift

Swipe to start coding

Now, you need to complete the following points:

  1. Define the code block where an error is expected.

  2. Catch this error and print the following string:
    "The ValueError was raised!"

Lösning

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Var allt tydligt?

Hur kan vi förbättra det?

Tack för dina kommentarer!

close

Awesome!

Completion rate improved to 11.11
Avsnitt 1. Kapitel 3
single

single

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