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< a class = "brand" href = "http://tomchristie.github.com/django-rest-framework" > Django REST framework< / a >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/tutorial/quickstart" > Quickstart< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/tutorial/1-serialization" > 1 - Serialization< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/tutorial/5-relationships-and-hyperlinked-apis" > 5 - Relationships and hyperlinked APIs< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/api-guide/content-negotiation" > Content negotiation< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/api-guide/exceptions" > Exceptions< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/topics/csrf" > Working with AJAX and CSRF< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/topics/browser-enhancements" > Browser enhancements< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/topics/browsable-api" > The Browsable API< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/topics/rest-hypermedia-hateoas" > REST, Hypermedia & HATEOAS< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/topics/contributing" > Contributing to REST framework< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/topics/migration" > 2.0 Migration Guide< / a > < / li >
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< li > < a href = "http://tomchristie.github.com/django-rest-framework/topics/credits" > Credits< / a > < / li >
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< li class = "main" > < a href = "#exceptions" > Exceptions< / a > < / li >
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< li > < a href = "#exception-handling-in-rest-framework-views" > Exception handling in REST framework views< / a > < / li >
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< li class = "main" > < a href = "#api-reference" > API Reference< / a > < / li >
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< li > < a href = "#apiexception" > APIException< / a > < / li >
< li > < a href = "#parseerror" > ParseError< / a > < / li >
< li > < a href = "#permissiondenied" > PermissionDenied< / a > < / li >
< li > < a href = "#methodnotallowed" > MethodNotAllowed< / a > < / li >
< li > < a href = "#unsupportedmediatype" > UnsupportedMediaType< / a > < / li >
< li > < a href = "#throttled" > Throttled< / a > < / li >
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< p > < a class = "github" href = "https://github.com/tomchristie/django-rest-framework/blob/restframework2/rest_framework/exceptions.py" > < span class = "label label-info" > exceptions.py< / span > < / a > < / p >
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< h1 id = "exceptions" > Exceptions< / h1 >
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< blockquote >
< p > Exceptions… allow error handling to be organized cleanly in a central or high-level place within the program structure.< / p >
< p > — Doug Hellmann, < a href = "http://www.doughellmann.com/articles/how-tos/python-exception-handling/index.html" > Python Exception Handling Techniques< / a > < / p >
< / blockquote >
< h2 id = "exception-handling-in-rest-framework-views" > Exception handling in REST framework views< / h2 >
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< p > REST framework's views handle various exceptions, and deal with returning appropriate error responses.< / p >
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< p > The handled exceptions are:< / p >
< ul >
< li > Subclasses of < code > APIException< / code > raised inside REST framework.< / li >
< li > Django's < code > Http404< / code > exception.< / li >
< li > Django's < code > PermissionDenied< / code > exception.< / li >
< / ul >
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< p > In each case, REST framework will return a response with an appropriate status code and content-type. The body of the response will include any additional details regarding the nature of the error.< / p >
< p > By default all error responses will include a key < code > details< / code > in the body of the response, but other keys may also be included.< / p >
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< p > For example, the following request:< / p >
< pre class = "prettyprint lang-py" > < code > DELETE http://api.example.com/foo/bar HTTP/1.1
Accept: application/json
< / code > < / pre >
< p > Might recieve an error response indicating that the < code > DELETE< / code > method is not allowed on that resource:< / p >
< pre class = "prettyprint lang-py" > < code > HTTP/1.1 405 Method Not Allowed
Content-Type: application/json; charset=utf-8
Content-Length: 42
{"detail": "Method 'DELETE' not allowed."}
< / code > < / pre >
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< hr / >
< h1 id = "api-reference" > API Reference< / h1 >
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< h2 id = "apiexception" > APIException< / h2 >
< p > < strong > Signature:< / strong > < code > APIException(detail=None)< / code > < / p >
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< p > The < strong > base class< / strong > for all exceptions raised inside REST framework.< / p >
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< p > To provide a custom exception, subclass < code > APIException< / code > and set the < code > .status_code< / code > and < code > .detail< / code > properties on the class.< / p >
< h2 id = "parseerror" > ParseError< / h2 >
< p > < strong > Signature:< / strong > < code > ParseError(detail=None)< / code > < / p >
< p > Raised if the request contains malformed data when accessing < code > request.DATA< / code > or < code > request.FILES< / code > .< / p >
< p > By default this exception results in a response with the HTTP status code "400 Bad Request".< / p >
< h2 id = "permissiondenied" > PermissionDenied< / h2 >
< p > < strong > Signature:< / strong > < code > PermissionDenied(detail=None)< / code > < / p >
< p > Raised when an incoming request fails the permission checks.< / p >
< p > By default this exception results in a response with the HTTP status code "403 Forbidden".< / p >
< h2 id = "methodnotallowed" > MethodNotAllowed< / h2 >
< p > < strong > Signature:< / strong > < code > MethodNotAllowed(method, detail=None)< / code > < / p >
< p > Raised when an incoming request occurs that does not map to a handler method on the view.< / p >
< p > By default this exception results in a response with the HTTP status code "405 Method Not Allowed".< / p >
< h2 id = "unsupportedmediatype" > UnsupportedMediaType< / h2 >
< p > < strong > Signature:< / strong > < code > UnsupportedMediaType(media_type, detail=None)< / code > < / p >
< p > Raised if there are no parsers that can handle the content type of the request data when accessing < code > request.DATA< / code > or < code > request.FILES< / code > .< / p >
< p > By default this exception results in a response with the HTTP status code "415 Unsupported Media Type".< / p >
< h2 id = "throttled" > Throttled< / h2 >
< p > < strong > Signature:< / strong > < code > Throttled(wait=None, detail=None)< / code > < / p >
< p > Raised when an incoming request fails the throttling checks.< / p >
< p > By default this exception results in a response with the HTTP status code "429 Too Many Requests".< / p >
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