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A developer uses JWTAuthentication but gets 'No module named rest_framework_simplejwt' error. What should they do?

medium📝 Debug Q7 of 15
Django - DRF Advanced Features
A developer uses JWTAuthentication but gets 'No module named rest_framework_simplejwt' error. What should they do?
ASwitch to TokenAuthentication instead
BAdd 'rest_framework_simplejwt' to INSTALLED_APPS
CRemove authentication_classes from the view
DInstall djangorestframework-simplejwt package
Step-by-Step Solution
Solution:

  1. Step 1: Identify missing module cause

    The error means the simplejwt package is not installed in the environment.

  2. Step 2: Fix by installing the package

    Run 'pip install djangorestframework-simplejwt' to add the missing module.

  3. Final Answer:

    Install djangorestframework-simplejwt package -> Option D

  4. Quick Check:

    Missing module error = Install simplejwt package [OK]
Quick Trick: Install simplejwt package to fix missing module error [OK]
Common Mistakes:
MISTAKES
  • Assuming adding to INSTALLED_APPS fixes import errors
  • Removing authentication_classes instead of fixing imports
  • Switching authentication without installing dependencies

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