Files
logic-skeleton-bench/logicbench/pipeline.py
T

139 lines
4.8 KiB
Python

from __future__ import annotations
import json
from dataclasses import asdict, dataclass
from pathlib import Path
from typing import Any, Protocol
from .models import Skeleton
from .skeletons import generate_skeletons
class JsonModel(Protocol):
def request_json(
self,
*,
system: str,
user: str,
schema_name: str,
schema: dict[str, Any],
) -> dict[str, Any]: ...
def request_text(self, *, system: str, user: str) -> str: ...
@dataclass(frozen=True)
class EvaluationResult:
skeleton_id: str
family: str
complexity: int
rendered_problem: str
answer_options: tuple[str, ...]
gold_answer: str
solver_output: str
model_answer: str
correct: bool
RENDER_SCHEMA = {
"type": "object",
"properties": {"problem": {"type": "string"}},
"required": ["problem"],
"additionalProperties": False,
}
def render_skeleton(client: JsonModel, skeleton: Skeleton) -> str:
prompt = json.dumps(skeleton.renderer_payload(), ensure_ascii=False, indent=2)
response = client.request_json(
system=(
"You turn typed logical intermediate representations into self-contained natural-language "
"reasoning problems. Invent a concrete or fictional surface scenario and rename entities, but "
"preserve every fact, its order when order matters, the rules, the query, and the exact answer "
"labels. Do not solve the problem, hint at the answer, mention a hidden skeleton, or add facts. "
"End by requiring exactly one of the supplied answer labels."
),
user=f"Render this intermediate representation:\n{prompt}",
schema_name="rendered_problem",
schema=RENDER_SCHEMA,
)
problem = response.get("problem")
if not isinstance(problem, str) or not problem.strip():
raise RuntimeError("renderer returned an empty problem")
return problem.strip()
def parse_marked_answer(output: str, answer_options: tuple[str, ...]) -> str:
lines = [line.strip() for line in output.splitlines() if line.strip()]
if not lines or not lines[-1].startswith("####"):
raise RuntimeError("solver output must end with '#### <answer>'")
answer = lines[-1][4:].strip()
if answer not in answer_options:
raise RuntimeError(f"solver returned invalid answer label: {answer!r}")
return answer
def solve_problem(client: JsonModel, problem: str, answer_options: tuple[str, ...]) -> tuple[str, str]:
output = client.request_text(
system=(
"Solve the reasoning problem from the stated facts only. Give a concise explanation, then put "
"the final answer on the last non-empty line in the exact form '#### <answer>', where <answer> "
"is exactly one permitted answer label. Do not use unstated real-world assumptions."
),
user=f"{problem}\n\nPermitted answer labels: {', '.join(answer_options)}",
)
return output, parse_marked_answer(output, answer_options)
def _write_jsonl(path: Path, records: list[dict[str, Any]]) -> None:
with path.open("w", encoding="utf-8") as handle:
for record in records:
handle.write(json.dumps(record, ensure_ascii=False) + "\n")
def run_evaluation(
*,
renderer: JsonModel,
solver: JsonModel,
count: int,
length: str | int,
seed: int,
output_dir: Path,
) -> dict[str, Any]:
output_dir.mkdir(parents=True, exist_ok=True)
skeletons = generate_skeletons(count=count, length=length, seed=seed)
_write_jsonl(output_dir / "skeletons.jsonl", [item.to_dict() for item in skeletons])
results: list[EvaluationResult] = []
for skeleton in skeletons:
problem = render_skeleton(renderer, skeleton)
solver_output, answer = solve_problem(solver, problem, skeleton.answer_options)
results.append(
EvaluationResult(
skeleton_id=skeleton.id,
family=skeleton.family,
complexity=skeleton.complexity,
rendered_problem=problem,
answer_options=skeleton.answer_options,
gold_answer=skeleton.gold_answer,
solver_output=solver_output,
model_answer=answer,
correct=answer == skeleton.gold_answer,
)
)
_write_jsonl(output_dir / "results.jsonl", [asdict(item) for item in results])
correct = sum(item.correct for item in results)
summary = {
"count": len(results),
"correct": correct,
"accuracy": correct / len(results),
"length": length,
"complexity": skeletons[0].complexity,
"seed": seed,
}
(output_dir / "summary.json").write_text(
json.dumps(summary, ensure_ascii=False, indent=2) + "\n", encoding="utf-8"
)
return summary