How can I customize middleware in Scrapy?

How can I customize middleware in Scrapy?

You can customize middleware in Scrapy by creating a new middleware class and adding it to the DOWNLOADER_MIDDLEWARES setting.

What are some common use cases for middleware?

Common use cases include handling retries, modifying requests/responses, and managing user agents.

Can you show me an example of a custom middleware?

Sure! Here's a simple example that logs requests:

class LoggingMiddleware:
    def process_request(self, request, spider):
        spider.logger.info(f'Requesting: {request.url}')

How do I enable my custom middleware?

You can enable it by adding your middleware class to the DOWNLOADER_MIDDLEWARES dictionary in your Scrapy settings.