Joeven — Learn Autonomous AI Agents

← LessonTimeouts, Retries, and Size CapsJoeven

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import json

LIMIT_MS = 200
LIMIT_BYTES = 40

def run_tool(name, duration_ms, body):
    if duration_ms > LIMIT_MS:
        return {"error": "timeout", "name": name, "limit_ms": LIMIT_MS}
    text = json.dumps(body)
    if len(text) > LIMIT_BYTES:
        return {
            "error": "too_large",
            "name": name,
            "truncated": text[:LIMIT_BYTES],
            "size": len(text),
        }
    return {"ok": True, "result": body}

def should_retry(name, err, idempotent):
    if err == "timeout" and name in {"get_job", "search"}:
        return True
    if err == "timeout" and name == "refund":
        return bool(idempotent)
    return False

print(run_tool("get_job", 50, {"status": "ok"}))
print(run_tool("get_job", 500, {"status": "ok"}))
print(run_tool("get_logs", 10, {"log": "n" * 80}))
print("retry get", should_retry("get_job", "timeout", False))
print("retry refund no key", should_retry("refund", "timeout", False))
print("retry refund keyed", should_retry("refund", "timeout", True))

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