Welcome to Django gotchas documentation!

Contents:

• Urls
  • Url patterns catching unexpected patterns
  • Urlpatterns failing to catch expected patterns
• Views
  • Not returning a HttpResponse
  • Not including RequestContext
  • Filtering on id
  • Passing locals() to templates
• Forms
  • request.POST binding to wrong parameter in forms
  • Using form.cleaned_data before calling form.is_valid
  • Overriding form.save in ModelForms:
  • Not calling superclass __init__
• Models
  • Not adding a max_length to models.CharField
  • Adding null=True on subclasses of CharField
  • Not handling for ModelClass.DoesNotExist and ModelClass.MultipleObjectsReturned
  • Overriding .save()
  • Trying qs.get(‘foo’)
  • Trying to use an stale object
• Templates
  • Relative imports and extends in templates
  • Not wrapping {% for %} in {% if %}
  • Template Silencing:
• Contrib
  • Manually Authenticating a User:

Indices and tables

• Index
• Module Index
• Search Page