old_contents: from django.contrib import admin
  
  from models import PasswordExpiry
  
  
  admin.site.register(PasswordExpiry)
  
  
new_contents: from django.contrib import admin
  
  from models import PasswordExpiry
  
  
  admin.site.register(PasswordExpiry)
  admin.site.register(CspReport)
  
subject: add CspReport model to admin