Current_user object in Flask - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import the current_user object from Flask-Login.

Flask

from flask_login import [1]

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AUserMixin

Blogin_user

Ccurrent_user

Dlogout_user

Attempts:

3 left

💡 Hint

Common Mistakes

Importing login_user instead of current_user.

Forgetting to import from flask_login.

The current_user object is imported from flask_login to access the logged-in user.

2fill in blank

medium

Complete the code to check if a user is authenticated using current_user.

Flask

if [1].is_authenticated:
    print("User is logged in")

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Auser

Bcurrent_user

Csession

Drequest

Attempts:

3 left

💡 Hint

Common Mistakes

Using user which is undefined.

Using session or request which do not have is_authenticated.

The current_user object has the is_authenticated property to check login status.

3fill in blank

hard

Fix the error in accessing the current user's username.

Flask

username = [1].username

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Arequest.user

Bsession['user']

Cuser

Dcurrent_user

Attempts:

3 left

💡 Hint

Common Mistakes

Using user which is not defined.

Trying to access user info from session or request incorrectly.

The current_user object provides access to the logged-in user's attributes like username.

4fill in blank

hard

Fill both blanks to create a dictionary with usernames and emails of authenticated users.

Flask

users_info = {user.[1]: user.[2] for user in users if user.is_authenticated}

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Ausername

Bemail

Cid

Dpassword

Attempts:

3 left

💡 Hint

Common Mistakes

Using id or password instead of username or email.

Not filtering only authenticated users.

The dictionary keys are usernames and values are emails of authenticated users.

5fill in blank

hard

Fill all three blanks to filter users by authentication and get their usernames in uppercase.

Flask

usernames = [user.[1].[2]() for user in users if user.[3]]

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Ausername

Bupper

Cis_authenticated

Dlower

Attempts:

3 left

💡 Hint

Common Mistakes

Using lower instead of upper.

Not checking is_authenticated.

Using wrong attribute names.

This list comprehension gets usernames in uppercase only for authenticated users.