monkeypatch = <_pytest.monkeypatch.MonkeyPatch object at 0x1220cbda0>

    def test_load_dataset_from_snapshots_joins_scan_and_outcomes(monkeypatch):
        """load_dataset_from_snapshots joins raw scan candidates (per day) with
        realized short outcomes into CriticalSellCase — mocked I/O (no NFS/Alpaca)."""
        from datetime import date as _d
        from types import SimpleNamespace
    
        # One trading day, two candidates.
        def fake_scan(**kwargs):
            return [
                {"symbol": "AAA", "cmf": -0.40, "score": 90, "priority": "critical_sell",
                 "direction": "short", "summary": "", "snapshot_path": "x",
                 "row": {"short_ratio": 0.5}},
                {"symbol": "BBB", "cmf": -0.35, "score": 80, "priority": "critical_sell",
                 "direction": "short", "summary": "", "snapshot_path": "y", "row": {}},
            ]
    
        def fake_outcomes(detections_by_day, **kwargs):
            out = []
            for day, dets in detections_by_day.items():
                for d in dets:
                    out.append(SimpleNamespace(
                        detection_day=day, entry_day=day, symbol=d.symbol,
                        cmf=d.cmf, score=d.score, entry_open=10.0, same_day_close=9.8,
                        next_close=9.7, t0_short_ret_pct=2.0, t1_short_ret_pct=3.0,
                    ))
            return out
    
>       import rtrader.services.channel_scalp_service as _svc

tests/services/test_critical_sell_ga.py:97: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
rtrader/services/channel_scalp_service.py:3335: in <module>
    _ensure_ray_task()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

    def _ensure_ray_task():
        global _ray_evaluate_symbol
        if _ray_evaluate_symbol is not None:
            return
        import ray
    
>       @ray.remote(num_cpus=1, max_retries=2, retry_exceptions=True)
         ^^^^^^^^^^
E       AttributeError: module 'ray' has no attribute 'remote'

rtrader/services/channel_scalp_service.py:3305: AttributeError