app/django/core/exceptions.py
author Todd Larsen <tlarsen@google.com>
Wed, 15 Oct 2008 17:10:27 +0000
changeset 339 b9be44e09530
parent 323 ff1a9aa48cfd
permissions -rw-r--r--
Define the Models for implementing Quizzes (collections of Questions) and their Responses (collections of Answers to those Questions). These Models would form the basis of storage for such items as: Terms of Service (Quiz) Question ("I agree...") Response -> Answer (answer to "I agree..." confirmation) solution ("Yes" Answer to the "I agree..." Question) Mentor and Student surveys (Quiz) Questions (including "Pay this student?") Response -> Answers solution ("Yes" Answer to the "Pay this student?" Question) Organization applications Student Proposal review, comment, and scoring system GHOP task tracking (a specific task list item would be a Quiz) Patch by: Todd Larsen Review by: Pawel Solyga, Sverre Rabbelier, Chen Lunpeng Review URL: http://codereviews.googleopensourceprograms.com/1403

"Global Django exceptions"

class ObjectDoesNotExist(Exception):
    "The requested object does not exist"
    silent_variable_failure = True

class MultipleObjectsReturned(Exception):
    "The query returned multiple objects when only one was expected."
    pass

class SuspiciousOperation(Exception):
    "The user did something suspicious"
    pass

class PermissionDenied(Exception):
    "The user did not have permission to do that"
    pass

class ViewDoesNotExist(Exception):
    "The requested view does not exist"
    pass

class MiddlewareNotUsed(Exception):
    "This middleware is not used in this server configuration"
    pass

class ImproperlyConfigured(Exception):
    "Django is somehow improperly configured"
    pass

class FieldError(Exception):
    """Some kind of problem with a model field."""
    pass

class ValidationError(Exception):
    """An error while validating data."""
    pass