Exceptions¶

Built-in Exceptions reference¶

Here’s a list of all exceptions included in Scrapy and their usage.

The exception that must be raised by item pipeline stages to stop processing an Item. For more information see Item Pipeline.

This exception can be raised by the Scheduler or any downloader middleware to indicate that the request should be ignored.

This exception can be raised by some components to indicate that they will remain disabled. Those components include:

Extensions

Item pipelines

Downloader middlwares

Spider middlewares

The exception must be raised in the component constructor.

This exception is raised to indicate an unsupported feature.