lxspider
Educational Python web scraping case collection for many sites
...It focuses heavily on practical cases that illustrate how different platforms handle requests, authentication parameters, and anti-scraping protections. lxSpider includes examples targeting areas such as e-commerce platforms, social media services, content sites, research databases, and information portals. Many of the cases explore techniques related to request analysis, signature generation, and reverse engineering that are often needed when interacting with modern web applications. It also provides supplementary materials and tools used in crawling workflows, such as debugging utilities and reverse-engineering aids.