If you want port those definitions into your application, you can checkout Exportable Definition section to retrieve the json describing errors.| scrapfly.io
Scrapfly API - API Specification - Everything you need to start to crawl and scrape internet and collect data.| scrapfly.io
Build a Web Scraper With Python - A Practical Introduction to Web Scraping in Python - How to Web Scrape with Python| scrapfly.io