Python 3.13’s 42% faster JIT-compiled hot paths and new type system features make legacy test generation tools obsolete—but Claude 3.5 Sonnet 2026-02 cuts test authoring time by 78% for senior teams, with 92% line coverage out of the box.




🔴 Live Ecosystem Stats



⭐ python/cpython — 72,503 stars, 34,505 forks


Data pulled live from...