Show HN: Automated Types for Python

Category: devtools

Tags: python, typescript, runtime-typing, debugging, vscode, ast

Score: 6.8/10 (Innovation: 7, Technical: 7, Documentation: 7, Utility: 6)

Trickle provides runtime type annotations for Python and JavaScript/TypeScript by tracing execution and rendering inline hints in VSCode or terminal. It uses AST transformation to capture variable types and values without code changes, making it especially useful for ML tensor shape debugging and AI agents.

Target audience: Python developers, ML engineers, data scientists, AI agent developers

Repository: https://github.com/yiheinchai/trickle · TypeScript · Apache-2.0 · 14 stars

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