File size: 11,186 Bytes
f440f03
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
"""Preference-feedback and blind human-eval helpers for Maris training artifacts."""

from __future__ import annotations

import json
import random
from dataclasses import dataclass
from pathlib import Path
from typing import Any


@dataclass(frozen=True, slots=True)
class PreferenceExample:
    prompt: str
    chosen: str
    rejected: str
    source: str
    annotator: str | None = None
    reviewer_segment: str | None = None
    edit_target: str | None = None
    context: str | None = None
    branch: str | None = None
    task_type: str | None = None
    language: str | None = None
    source_type: str | None = None
    risk_level: str | None = None
    grounding_scope: str | None = None
    failure_bucket: str | None = None
    preference_outcome: str | None = None
    confidence: float | None = None
    pair_id: str | None = None
    blind: bool = False
    production_like: bool = False
    multi_turn: bool = False
    repo_context: tuple[str, ...] = ()
    execution_required: bool = False
    tags: tuple[str, ...] = ()


def load_preference_dataset(path: str | Path) -> list[PreferenceExample]:
    raw = json.loads(Path(path).read_text(encoding="utf-8"))
    entries = raw.get("preferences", raw) if isinstance(raw, dict) else raw
    if not isinstance(entries, list):
        raise ValueError("Preference datasetam jābūt sarakstam vai objektam ar `preferences`.")

    examples: list[PreferenceExample] = []
    for entry in entries:
        if not isinstance(entry, dict):
            raise ValueError("Katram preference ierakstam jābūt JSON objektam.")
        prompt = str(entry.get("prompt", "")).strip()
        chosen = str(entry.get("chosen", "")).strip()
        rejected = str(entry.get("rejected", "")).strip()
        source = str(entry.get("source", "")).strip()
        if not prompt or not chosen or not rejected or not source:
            raise ValueError(
                "Preference ierakstam obligāti vajag `prompt`, `chosen`, `rejected` un `source`."
            )
        examples.append(
            PreferenceExample(
                prompt=prompt,
                chosen=chosen,
                rejected=rejected,
                source=source,
                annotator=_normalize_optional_text(entry.get("annotator")),
                reviewer_segment=_normalize_optional_text(entry.get("reviewer_segment")),
                edit_target=_normalize_optional_text(entry.get("edit_target")),
                context=_normalize_optional_text(entry.get("context")),
                branch=_normalize_optional_text(entry.get("branch")),
                task_type=_normalize_optional_text(entry.get("task_type")),
                language=_normalize_optional_text(entry.get("language")),
                source_type=_normalize_optional_text(entry.get("source_type")) or source,
                risk_level=_normalize_optional_text(entry.get("risk_level")),
                grounding_scope=_normalize_optional_text(entry.get("grounding_scope")),
                failure_bucket=_normalize_optional_text(entry.get("failure_bucket")),
                preference_outcome=_normalize_optional_text(entry.get("preference_outcome"))
                or "chosen",
                confidence=_normalize_confidence(entry.get("confidence")),
                pair_id=_normalize_optional_text(entry.get("pair_id")),
                blind=bool(entry.get("blind", False)),
                production_like=bool(entry.get("production_like", False)),
                multi_turn=bool(entry.get("multi_turn", False)),
                repo_context=_normalize_list(entry.get("repo_context")),
                execution_required=bool(entry.get("execution_required", False)),
                tags=_normalize_list(entry.get("tags")),
            )
        )
    return examples


def summarize_preference_dataset(examples: list[PreferenceExample]) -> dict[str, Any]:
    sources: dict[str, int] = {}
    source_types: dict[str, int] = {}
    branches: dict[str, int] = {}
    task_types: dict[str, int] = {}
    languages: dict[str, int] = {}
    reviewer_segments: dict[str, int] = {}
    risk_levels: dict[str, int] = {}
    grounding_scopes: dict[str, int] = {}
    failure_buckets: dict[str, int] = {}
    tags: dict[str, int] = {}
    edited_examples = 0
    execution_required_examples = 0
    blind_examples = 0
    production_like_examples = 0
    multi_turn_examples = 0
    real_reviewer_examples = 0
    completed_pairwise = 0
    chosen_wins = 0
    confidence_values: list[float] = []
    for example in examples:
        sources[example.source] = sources.get(example.source, 0) + 1
        if example.source_type:
            source_types[example.source_type] = source_types.get(example.source_type, 0) + 1
        if example.source_type == "real_reviewer":
            real_reviewer_examples += 1
        if example.edit_target:
            edited_examples += 1
        if example.branch:
            branches[example.branch] = branches.get(example.branch, 0) + 1
        if example.task_type:
            task_types[example.task_type] = task_types.get(example.task_type, 0) + 1
        if example.language:
            languages[example.language] = languages.get(example.language, 0) + 1
        if example.reviewer_segment:
            reviewer_segments[example.reviewer_segment] = (
                reviewer_segments.get(example.reviewer_segment, 0) + 1
            )
        if example.risk_level:
            risk_levels[example.risk_level] = risk_levels.get(example.risk_level, 0) + 1
        if example.grounding_scope:
            grounding_scopes[example.grounding_scope] = (
                grounding_scopes.get(example.grounding_scope, 0) + 1
            )
        if example.failure_bucket:
            failure_buckets[example.failure_bucket] = (
                failure_buckets.get(example.failure_bucket, 0) + 1
            )
        if example.execution_required:
            execution_required_examples += 1
        if example.blind:
            blind_examples += 1
        if example.production_like:
            production_like_examples += 1
        if example.multi_turn:
            multi_turn_examples += 1
        if example.preference_outcome in {"chosen", "rejected", "tie"}:
            completed_pairwise += 1
            if example.preference_outcome == "chosen":
                chosen_wins += 1
        if example.confidence is not None:
            confidence_values.append(example.confidence)
        for tag in example.tags:
            tags[tag] = tags.get(tag, 0) + 1
    return {
        "artifact_type": "preference-dataset-summary",
        "total_examples": len(examples),
        "sources": dict(sorted(sources.items())),
        "source_types": dict(sorted(source_types.items())),
        "branches": dict(sorted(branches.items())),
        "task_types": dict(sorted(task_types.items())),
        "languages": dict(sorted(languages.items())),
        "reviewer_segments": dict(sorted(reviewer_segments.items())),
        "risk_levels": dict(sorted(risk_levels.items())),
        "grounding_scopes": dict(sorted(grounding_scopes.items())),
        "failure_buckets": dict(sorted(failure_buckets.items())),
        "edited_examples": edited_examples,
        "execution_required_examples": execution_required_examples,
        "blind_examples": blind_examples,
        "production_like_examples": production_like_examples,
        "multi_turn_examples": multi_turn_examples,
        "real_reviewer_examples": real_reviewer_examples,
        "pairwise_completed_examples": completed_pairwise,
        "pairwise_win_rate": round(chosen_wins / completed_pairwise, 3)
        if completed_pairwise
        else 0.0,
        "average_confidence": round(sum(confidence_values) / len(confidence_values), 3)
        if confidence_values
        else 0.0,
        "tags": dict(sorted(tags.items())),
    }


def build_blind_side_by_side_artifact(
    examples: list[PreferenceExample],
    *,
    seed: int = 0,
) -> dict[str, Any]:
    rng = random.Random(seed)
    pairs: list[dict[str, Any]] = []
    for index, example in enumerate(examples, start=1):
        candidates = [
            {"slot": "A", "response": example.chosen},
            {"slot": "B", "response": example.rejected},
        ]
        rng.shuffle(candidates)
        for slot_index, candidate in enumerate(candidates):
            candidate["slot"] = "A" if slot_index == 0 else "B"
        pairs.append(
            {
                "pair_id": example.pair_id or f"pair-{index:04d}",
                "prompt": example.prompt,
                "context": example.context or "",
                "reviewer_segment": example.reviewer_segment or "general",
                "task_type": example.task_type or "general",
                "risk_level": example.risk_level or "standard",
                "grounding_scope": example.grounding_scope or "unspecified",
                "failure_bucket": example.failure_bucket or "general",
                "production_like": example.production_like,
                "multi_turn": example.multi_turn,
                "candidates": candidates,
                "review_fields": ["winner", "confidence", "rationale"],
            }
        )
    return {
        "artifact_type": "blind-side-by-side-eval-set",
        "blinding_method": "candidate order randomized; source, branch, model, and annotator hidden",
        "total_pairs": len(pairs),
        "pairs": pairs,
    }


def build_human_eval_summary(examples: list[PreferenceExample]) -> dict[str, Any]:
    summary = summarize_preference_dataset(examples)
    return {
        "artifact_type": "human-eval-summary",
        "total_examples": summary["total_examples"],
        "blind_examples": summary["blind_examples"],
        "completed_pairwise_examples": summary["pairwise_completed_examples"],
        "pairwise_win_rate": summary["pairwise_win_rate"],
        "average_confidence": summary["average_confidence"],
        "real_reviewer_examples": summary["real_reviewer_examples"],
        "source_types": summary["source_types"],
        "reviewer_segments": summary["reviewer_segments"],
        "risk_levels": summary["risk_levels"],
        "grounding_scopes": summary["grounding_scopes"],
        "failure_buckets": summary["failure_buckets"],
        "production_like_examples": summary["production_like_examples"],
        "multi_turn_examples": summary["multi_turn_examples"],
    }


def _normalize_optional_text(value: Any) -> str | None:
    normalized = str(value or "").strip()
    return normalized or None


def _normalize_confidence(value: Any) -> float | None:
    if value in (None, ""):
        return None
    try:
        confidence = float(value)
    except (TypeError, ValueError) as exc:
        raise ValueError("Preference confidence jābūt skaitlim diapazonā 0..1.") from exc
    if confidence < 0.0 or confidence > 1.0:
        raise ValueError("Preference confidence jābūt skaitlim diapazonā 0..1.")
    return round(confidence, 3)


def _normalize_list(value: Any) -> tuple[str, ...]:
    if not isinstance(value, list):
        return ()
    return tuple(str(item).strip() for item in value if str(item).strip())