Circuit breaker for Python: sync + async in one class, sliding-window rate, slow-call detection, Polly-style resilience pipeline, type-safe API

aiohttp asyncio bulkhead circuit-breaker circuit-breaker-pattern distributed-systems fastapi fault-tolerance httpx httpx2 litestar opentelemetry python requests resilience retry slow-call-detection tenacity
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Circuit breaker for Python: sync + async in one class, sliding-window rate, slow-call detection, Polly-style resilience pipeline, type-safe API

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