Training-free framework that converts SAM3 into a real-time multi-class open-vocabulary detector. Achieves 55.8 AP on COCO val2017 (80 classes) at 15.8 FPS (4 classes, 1008px) on a single RTX 4080.

Preserving what's left of a python after its caught and killed requires a great deal of time, skill and patience.

backon is a modern evolution of backoff — a zero-dependency Python library for retry with exponential backoff. It provides decorator, functional, and context manager APIs for both sync and async code.