What's new in Django 1.9

Transcript

1. What's new in
   Django 1.9
   Parallel permission passwords?
   

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2. Django 1.9
   • Beta 20th October
   • RC mid Nov
   • Final early December
   • PLEASE TEST
   

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3. Password validation
   • Opt-in AUTH_PASSWORD_VALIDATORS
   • Min length, common passwords, user
   similarity, non-numeric
   • Framework for your own password
   validation logic
   

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4. Password validation
   class PasswordValidator(object):
   def __init__(self, **kwargs): pass
   def validate(self, password, user=None):
   if condition(password):
   raise ValidationError(…)
   def get_help_text(self):
   return "Your password must be…"
   def password_changed(password, user=None):
   # check not the previous password
   

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5. Permission Mixins
   • Similar django-braces and decorators
   • AccessMixin, LoginRequiredMixin,
   PermissionRequiredMixin, and
   UserPassesTestMixin
   

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6. Parallel tests
   • ./manage.py test --parallel
   • Separate process and database for each
   core
   • Requires tblib
   • Does not work with Windows or Oracle
   

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7. On commit hook
   • transaction.on_commit(func)
   • Executes func when the current transaction
   commits
   • Good for queueing tasks or email
   notifications
   

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8. New admin theme
   

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9. ORM
   • JSONField
   • GDALRasters
   • Expressions in save()
   • Greatest, Least, Now
   • Transform and Func unified
   

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10. Forms
    • CharField now strips whitespace by default
    • Unicode slug support
    • Field ordering
    

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11. CLI
    • python -m django
    • --noinput has --no-input alias
    

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12. Testing
    • response.json()
    • client.force_login(user)
    

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13. Deprecations and backwards
    incompatible changes
    • Python 3.2 and 3.3 dropped
    • ForeignKey(model, on_delete)
    • Global timezone adaption
    • Relative Location header
    • Implicit __in removed
    

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14. Final removals
    • SortedDict
    • utils.unittest
    • syncdb
    • initial_data
    • old model loading
    • manage.py validate
    • .util modules
    • request.REQUEST
    • IPAddressField
    • import_by_path
    • FastCGI support
    • {% url %} in future
    

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15. Django 1.10 ideas
    • Improved MSSQL support
    • Full text search
    • Custom indexes
    • Even more improved expressions
    • Async worker/communication layer
    • August 2016
    

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16. Marc Tamlyn
    @mjtamlyn
    photocrowd.com
    

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