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21c7db9 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | """Rule-only baseline."""
from __future__ import annotations
from app.common.enums import ActionType, DecisionMode, DoseBucket
from app.common.types import CandidateAction, PolyGuardAction
def choose_rules_only(candidates: list[CandidateAction]) -> PolyGuardAction:
ranked = sorted(candidates, key=lambda c: (c.legality_precheck, c.estimated_safety_delta), reverse=True)
top = ranked[0]
return PolyGuardAction(
mode=top.mode,
action_type=top.action_type,
target_drug=top.target_drug,
replacement_drug=top.replacement_drug,
dose_bucket=top.dose_bucket,
taper_days=top.taper_days,
monitoring_plan=top.monitoring_plan,
candidate_id=top.candidate_id,
confidence=0.75,
rationale_brief="Rules-only selected top legal candidate.",
)
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