Stop Silent Scraper Failures: Using Pydantic for Instant Layout Change Detection

The article addresses silent scraper failures caused by website layout changes that don't trigger errors but produce corrupted data. It proposes using Pydantic data validation models as strict contracts for scraped data, integrated with Playwright, to instantly detect when extracted data no longer matches expected schemas. This approach shifts scraper reliability from 'don't crash' to 'fail fast when the contract is broken.'