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Mastering Python: Annotations, Errors and Environment
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Mastering Python: Annotations, Errors and Environment

Mastering Python: Annotations, Errors and Environment

1. Annotations
What are Annotations?Variable AnnotationReturn AnnotationDocstringChallenge: Annotate the Functionhelp()
2. Function Arguments in Details
Positional ArgumentsOptional ArgumentsArbitrary Arguments (*args)Arbitrary Keyword Arguments (**kwargs)UnpackingChallenge: Snake and Sum
3. Error Handling
What are Errors?ExamplesRaisingHandlingDetailed exceptChallenge: Safely Auth
4. Virtual Environment
What is Virtual Environment?Creating a Virtual EnvironmentProject RequirementsVirtual Environment in IDE: PyCharmVirtual Environment in IDE: VS Code

book
Challenge: Safely Auth

Note

These comments help you find the code that needs to be modified:
========== Modify code below ==========
========== Modify code above ==========

Opgave

Swipe to start coding

You have implemented the login() function, which raises errors. Implement the safely_auth() function that uses the login() function and catches errors.

  1. Create a code block to track errors (mention the keyword).
  2. Call the login() function in the error tracking block.
  3. Catch the TypeError and save its info inside the error variable.
  4. Print the error variable (error info) in the console.
  5. Catch the ValueError and save its info inside the error variable.

Løsning

Switch to desktopSkift til skrivebord for at øve i den virkelige verdenFortsæt der, hvor du er, med en af nedenstående muligheder
Var alt klart?

Hvordan kan vi forbedre det?

Tak for dine kommentarer!

Sektion 3. Kapitel 6
toggle bottom row

book
Challenge: Safely Auth

Note

These comments help you find the code that needs to be modified:
========== Modify code below ==========
========== Modify code above ==========

Opgave

Swipe to start coding

You have implemented the login() function, which raises errors. Implement the safely_auth() function that uses the login() function and catches errors.

  1. Create a code block to track errors (mention the keyword).
  2. Call the login() function in the error tracking block.
  3. Catch the TypeError and save its info inside the error variable.
  4. Print the error variable (error info) in the console.
  5. Catch the ValueError and save its info inside the error variable.

Løsning

Switch to desktopSkift til skrivebord for at øve i den virkelige verdenFortsæt der, hvor du er, med en af nedenstående muligheder
Var alt klart?

Hvordan kan vi forbedre det?

Tak for dine kommentarer!

Sektion 3. Kapitel 6
Switch to desktopSkift til skrivebord for at øve i den virkelige verdenFortsæt der, hvor du er, med en af nedenstående muligheder
Vi beklager, at noget gik galt. Hvad skete der?
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