barbet-sft / code /src /barbet_bgd /v2_cli.py
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Release reviewed Taiwan-centric Barbet SFT 1M with fixed-schema messages and full audits
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"""Build and independently promote the deterministic BGD-SFT v2 corpus.
The v2 builder deliberately treats generation and promotion as two different
trust domains. Workers first generate a canonical shard and one quality
verdict sidecar per record. A second set of workers then re-opens both files,
regenerates every record from its global index, re-runs all validators, and
recomputes the corpus-wide :class:`PromotionAccumulator`.
Only a full corpus for which every record is ``KEEP`` and every corpus gate
passes receives ``_PROMOTED.json`` (and the compatibility ``_SUCCESS.json``).
Small ``--limit`` runs can still receive ``_VERIFIED.json`` so the exact same
pipeline can be smoke-tested without weakening production promotion gates.
"""
from __future__ import annotations
import argparse
import gzip
import hashlib
import json
import os
import re
import sys
import tarfile
from collections import Counter
from collections.abc import Mapping, Sequence
from concurrent.futures import ProcessPoolExecutor, as_completed
from dataclasses import dataclass, field
from pathlib import Path
from typing import Any, Iterator
from .generation_v2 import GenerationPlanV2, generate_record_v2
from .io import (
ShardResult,
iter_jsonl_gz,
sha256_file,
write_json_atomic,
write_jsonl_gz_atomic,
)
from .quality_v2 import (
FAMILY_INPUT_SIGNATURES,
QUALITY_V2_SCHEMA_VERSION,
PromotionAccumulator,
canonical_sha256_v2,
validate_record_quality_v2,
)
from .serializers_v2 import (
build_messages_v2,
canonicalize_payload,
parse_request_message_v2,
parse_target_v2,
roundtrip_target_v2,
)
from .validation import find_disallowed_terms, validate_record
from .taiwan_usage import audit_taiwan_usage
PROJECT_ROOT = Path(__file__).resolve().parents[2]
DEFAULT_CONFIG = PROJECT_ROOT / "configs" / "selected_sft_1m_v2.json"
MANIFEST_VERSION = "bgd.v2.build.manifest.v1"
POSTWRITE_VERSION = "bgd.v2.postwrite.v1"
MARKER_VERSION = "bgd.v2.marker.v1"
SOURCE_BUNDLE_VERSION = "bgd.v2.source-bundle.v1"
PIPELINE_VERSION = "barbet.sft.pipeline.v3"
_RECORD_ID_RE = re.compile(r"^bgd_tw_v2_(\d{7})$")
_MAX_ISSUE_EXAMPLES = 100
def _canonical_json(value: Any) -> bytes:
return json.dumps(
value,
ensure_ascii=False,
sort_keys=True,
separators=(",", ":"),
allow_nan=False,
).encode("utf-8")
def _semantic_sha256(value: Any) -> str:
return hashlib.sha256(_canonical_json(value)).hexdigest()
def _load_config(path: str | Path) -> dict[str, Any]:
source = Path(path)
value = json.loads(source.read_text(encoding="utf-8"))
if not isinstance(value, dict):
raise ValueError(f"v2 config must be a JSON object: {source}")
GenerationPlanV2(value)
required = {
"dataset_name",
"schema_version",
"generator_version",
"validator_version",
"total_records",
"shard_size",
"gzip_compresslevel",
}
missing = sorted(required - set(value))
if missing:
raise ValueError(f"v2 config is missing fields: {', '.join(missing)}")
return value
def _plan_payload(plan: GenerationPlanV2) -> dict[str, Any]:
"""Capture every public decision that maps a global index to a plan slot."""
return {
"plan_class": type(plan).__name__,
"total": int(plan.total),
"primitive_cycle": list(plan.primitive_cycle),
"mixture_cycle": list(plan.mixture_cycle),
"serializer_cycle": list(plan.serializer_cycle),
"long_per_cycle": int(plan.long_per_cycle),
"long_slots": list(plan.long_slots),
"train_end": int(plan.train_end),
"validation_end": int(plan.validation_end),
}
def _source_bundle(project_root: Path, config_path: Path) -> dict[str, Any]:
"""Hash executable sources, schemas, packaging metadata, and active config."""
candidates: list[tuple[str, Path]] = []
package_root = project_root / "src" / "barbet_bgd"
if package_root.is_dir():
for path in sorted(package_root.glob("*.py")):
candidates.append((path.relative_to(project_root).as_posix(), path))
schema_root = project_root / "schema"
if schema_root.is_dir():
for path in sorted(item for item in schema_root.rglob("*") if item.is_file()):
candidates.append((path.relative_to(project_root).as_posix(), path))
pyproject = project_root / "pyproject.toml"
if pyproject.is_file():
candidates.append(("pyproject.toml", pyproject))
for name in ("README.md", "LICENSE", "LICENSE_DATA.md", "requirements-release.txt"):
path = project_root / name
if path.is_file():
candidates.append((name, path))
for path in sorted((project_root / "tests").glob("*.py")):
candidates.append((path.relative_to(project_root).as_posix(), path))
for pattern in ("configs/*.json", "slurm/*barbet_sft*", "docs/review_v3.md", "docs/taiwan_usage_review.md"):
for path in sorted(project_root.glob(pattern)):
candidates.append((path.relative_to(project_root).as_posix(), path))
config_path = config_path.resolve()
try:
config_logical = config_path.relative_to(project_root.resolve()).as_posix()
except ValueError:
config_logical = "runtime/selected_sft_1m_v2.json"
candidates.append((config_logical, config_path))
entries: list[dict[str, Any]] = []
seen: set[tuple[str, str]] = set()
for logical_path, path in sorted(candidates, key=lambda item: item[0]):
key = (logical_path, str(path.resolve()))
if key in seen:
continue
seen.add(key)
entries.append(
{
"logical_path": logical_path,
"path": str(path.resolve()),
"sha256": sha256_file(path),
"bytes": path.stat().st_size,
}
)
digest_rows = [
{
"logical_path": row["logical_path"],
"sha256": row["sha256"],
"bytes": row["bytes"],
}
for row in entries
]
return {
"version": SOURCE_BUNDLE_VERSION,
"sha256": _semantic_sha256(digest_rows),
"files": entries,
}
def _write_source_snapshot_atomic(
destination: Path, source_bundle: Mapping[str, Any]
) -> dict[str, Any]:
"""Publish a deterministic tar.gz containing every pinned source byte."""
destination.parent.mkdir(parents=True, exist_ok=True)
incomplete = destination.with_name(f"{destination.name}.incomplete")
entries = source_bundle.get("files")
if not isinstance(entries, list) or not entries:
raise ValueError("source bundle has no files to snapshot")
try:
with incomplete.open("wb") as raw:
with gzip.GzipFile(filename="", mode="wb", fileobj=raw, mtime=0) as compressed:
with tarfile.open(fileobj=compressed, mode="w|") as archive:
for entry in entries:
if not isinstance(entry, Mapping):
raise ValueError("source bundle entry is not an object")
logical_path = str(entry.get("logical_path", ""))
if (
not logical_path
or logical_path.startswith("/")
or ".." in Path(logical_path).parts
):
raise ValueError(f"unsafe snapshot path: {logical_path!r}")
source = Path(str(entry.get("path", "")))
if sha256_file(source) != entry.get("sha256"):
raise RuntimeError(f"source changed before snapshot: {source}")
info = tarfile.TarInfo(logical_path)
info.size = source.stat().st_size
info.mode = 0o644
info.mtime = 0
info.uid = 0
info.gid = 0
info.uname = ""
info.gname = ""
with source.open("rb") as handle:
archive.addfile(info, handle)
raw.flush()
os.fsync(raw.fileno())
os.replace(incomplete, destination)
except BaseException:
incomplete.unlink(missing_ok=True)
raise
return {
"path": str(destination.resolve()),
"sha256": sha256_file(destination),
"bytes": destination.stat().st_size,
"files": len(entries),
"format": "deterministic-tar-gzip-v1",
}
def _source_snapshot_contents_match(
snapshot: Mapping[str, Any], source_bundle: Mapping[str, Any]
) -> bool:
"""Verify the archive hash and every archived file against the pin set."""
path = Path(str(snapshot.get("path", "")))
if not path.is_file() or sha256_file(path) != snapshot.get("sha256"):
return False
expected_rows = source_bundle.get("files")
if not isinstance(expected_rows, list):
return False
expected = {
str(row.get("logical_path")): str(row.get("sha256"))
for row in expected_rows
if isinstance(row, Mapping)
}
observed: dict[str, str] = {}
try:
with tarfile.open(path, mode="r:gz") as archive:
for member in archive.getmembers():
if not member.isfile() or member.name in observed:
return False
handle = archive.extractfile(member)
if handle is None:
return False
digest = hashlib.sha256()
for block in iter(lambda: handle.read(1024 * 1024), b""):
digest.update(block)
observed[member.name] = digest.hexdigest()
except (OSError, tarfile.TarError, EOFError):
return False
return observed == expected
def _serializer_errors(record: Mapping[str, Any]) -> list[str]:
"""Exercise the complete model-visible request and target round trip."""
errors: list[str] = []
try:
presentation = record.get("presentation")
if not isinstance(presentation, Mapping):
return ["PRESENTATION_MISSING"]
serializer = presentation.get("serializer")
target = record.get("target")
if not isinstance(serializer, str) or not isinstance(target, dict):
return ["SERIALIZER_OR_TARGET_INVALID"]
if not roundtrip_target_v2(target, serializer):
errors.append("TARGET_ROUNDTRIP_MISMATCH")
messages = build_messages_v2(dict(record))
if [message.get("role") for message in messages] != ["system", "user", "assistant"]:
errors.append("MESSAGE_ROLE_SEQUENCE_INVALID")
return errors
request = parse_request_message_v2(messages[1]["content"])
expected_request = canonicalize_payload(
{
"schema": "barbet.bgd.request/v2",
"record_id": record.get("record_id"),
"primitive": record.get("primitive"),
"task_family": record.get("task_family"),
"task_spec": record.get("task_spec"),
"inputs": record.get("inputs"),
}
)
if request != expected_request:
errors.append("REQUEST_ROUNDTRIP_MISMATCH")
parsed_target = parse_target_v2(messages[2]["content"], serializer)
if canonical_sha256_v2(parsed_target) != canonical_sha256_v2(target):
errors.append("ASSISTANT_TARGET_ROUNDTRIP_MISMATCH")
except Exception as exc:
errors.append(f"SERIALIZER_EXCEPTION:{type(exc).__name__}:{str(exc)[:240]}")
return sorted(set(errors))
def _quality_exception_verdict(record: Mapping[str, Any], exc: Exception) -> dict[str, Any]:
return {
"record_id": record.get("record_id"),
"quality_schema_version": QUALITY_V2_SCHEMA_VERSION,
"primitive": record.get("primitive"),
"task_family": record.get("task_family"),
"split": record.get("split"),
"record_sha256": canonical_sha256_v2(record),
"checks": {"quality_validator_execution": False},
"failures_by_check": {
"quality_validator_execution": ["QUALITY_V2_VALIDATOR_EXCEPTION"]
},
"hard_failures": ["QUALITY_V2_VALIDATOR_EXCEPTION"],
"training_ready": False,
"disposition": "REJECT",
"metrics": {},
"validator_exception": {
"type": type(exc).__name__,
"message": str(exc)[:500],
},
}
def _build_verdict(
record: Mapping[str, Any],
*,
expected_index: int,
source_shard: str,
source_line: int,
) -> dict[str, Any]:
"""Combine independent quality, legacy structure, and serializer gates."""
structural_errors = list(validate_record(record))
serializer_errors = _serializer_errors(record)
taiwan_audit = audit_taiwan_usage(record)
try:
verdict = dict(validate_record_quality_v2(record))
except Exception as exc:
verdict = _quality_exception_verdict(record, exc)
v2_keep = verdict.get("disposition") == "KEEP" and verdict.get("training_ready") is True
pipeline_checks = {
"existing_structural_validator": not structural_errors,
"v2_quality_validator": v2_keep,
"serializer_request_target_roundtrip": not serializer_errors,
"taiwan_usage": taiwan_audit["passed"],
}
pipeline_failures: list[str] = []
if structural_errors:
pipeline_failures.append("EXISTING_STRUCTURAL_VALIDATOR_FAILED")
if not v2_keep:
pipeline_failures.append("V2_QUALITY_VALIDATOR_REJECTED")
if serializer_errors:
pipeline_failures.append("SERIALIZER_ROUNDTRIP_FAILED")
if not taiwan_audit["passed"]:
pipeline_failures.append("TAIWAN_USAGE_FAILED")
hard_failures = verdict.get("hard_failures")
if not isinstance(hard_failures, list):
hard_failures = ["V2_HARD_FAILURES_SHAPE_INVALID"]
verdict["hard_failures"] = sorted(
{str(value) for value in hard_failures} | set(pipeline_failures)
)
verdict.update(
{
"record_id": record.get("record_id"),
"record_index": expected_index,
"expected_record_id": f"bgd_tw_v2_{expected_index:07d}",
"source_shard": source_shard,
"source_line": source_line,
"record_sha256": canonical_sha256_v2(record),
"pipeline_version": PIPELINE_VERSION,
"pipeline_checks": pipeline_checks,
"pipeline_failures": pipeline_failures,
"structural_validation_errors": structural_errors,
"serializer_roundtrip_errors": serializer_errors,
"taiwan_usage": taiwan_audit,
"training_ready": not pipeline_failures and not verdict["hard_failures"],
}
)
verdict["disposition"] = "KEEP" if verdict["training_ready"] else "REJECT"
return verdict
def _sorted_counter(counter: Counter[str]) -> dict[str, int]:
return {key: counter[key] for key in sorted(counter)}
def _expected_percent_counts(percent: Mapping[str, Any], total: int) -> dict[str, int]:
counts = {str(key): total * int(value) // 100 for key, value in percent.items()}
if sum(counts.values()) != total:
raise ValueError("percentage distribution does not resolve to the exact corpus size")
return dict(sorted(counts.items()))
def _expected_context_bucket_counts(config: Mapping[str, Any]) -> dict[str, int]:
total = int(config["total_records"])
long_total = int(config["long_context_records"])
long_counts = _expected_percent_counts(config["long_context_bucket_percent"], long_total)
# Non-ledger samples are deliberately short and must not be mislabeled as
# 0.5K-4K. Long-context percentages apply only to long_context_records.
long_counts["SHORT_LT_0.5K"] = long_counts.get("SHORT_LT_0.5K", 0) + total - long_total
return dict(sorted(long_counts.items()))
def _visible_natural_language_texts(record: Mapping[str, Any]) -> Iterator[str]:
"""Yield human-language request text without counting IDs/schema keywords."""
task_spec = record.get("task_spec")
if isinstance(task_spec, Mapping):
for key in ("instruction", "query"):
value = task_spec.get(key)
if isinstance(value, str):
yield value
inputs = record.get("inputs")
if isinstance(inputs, list):
for item in inputs:
if not isinstance(item, Mapping):
continue
units = item.get("units")
if not isinstance(units, list):
continue
for unit in units:
if isinstance(unit, Mapping) and isinstance(unit.get("text"), str):
yield str(unit["text"])
@dataclass(slots=True)
class CorpusStatsV2:
total_records: int = 0
keep_records: int = 0
reject_records: int = 0
structural_passed: int = 0
v2_quality_passed: int = 0
serializer_passed: int = 0
primary_zh_tw_records: int = 0
en_metadata_records: int = 0
natural_language_characters: int = 0
han_characters: int = 0
latin_alphabetic_characters: int = 0
disallowed_simplified_or_prc_hit_records: int = 0
primitive: Counter[str] = field(default_factory=Counter)
task_family: Counter[str] = field(default_factory=Counter)
mixture_category: Counter[str] = field(default_factory=Counter)
split: Counter[str] = field(default_factory=Counter)
serializer: Counter[str] = field(default_factory=Counter)
context_bucket: Counter[str] = field(default_factory=Counter)
disposition: Counter[str] = field(default_factory=Counter)
hard_failures: Counter[str] = field(default_factory=Counter)
structural_failures: Counter[str] = field(default_factory=Counter)
v2_quality_failures: Counter[str] = field(default_factory=Counter)
serializer_failures: Counter[str] = field(default_factory=Counter)
source_group_splits: dict[str, str] = field(default_factory=dict)
source_group_split_conflicts: int = 0
def ingest(self, record: Mapping[str, Any], verdict: Mapping[str, Any]) -> None:
self.total_records += 1
disposition = str(verdict.get("disposition", "<MISSING>"))
self.disposition[disposition] += 1
self.keep_records += disposition == "KEEP"
self.reject_records += disposition != "KEEP"
checks = verdict.get("pipeline_checks")
if not isinstance(checks, Mapping):
checks = {}
self.structural_passed += bool(checks.get("existing_structural_validator"))
self.v2_quality_passed += bool(checks.get("v2_quality_validator"))
self.serializer_passed += bool(checks.get("serializer_request_target_roundtrip"))
language = record.get("language")
self.primary_zh_tw_records += bool(
isinstance(language, Sequence)
and not isinstance(language, (str, bytes, bytearray))
and language
and language[0] == "zh-TW"
and record.get("locale") == "zh-TW"
)
self.en_metadata_records += bool(
isinstance(language, Sequence)
and not isinstance(language, (str, bytes, bytearray))
and "en" in language
)
visible_texts = list(_visible_natural_language_texts(record))
visible = "".join(visible_texts)
self.natural_language_characters += len(visible)
self.han_characters += sum("\u4e00" <= character <= "\u9fff" for character in visible)
self.latin_alphabetic_characters += sum(
("A" <= character <= "Z") or ("a" <= character <= "z")
for character in visible
)
self.disallowed_simplified_or_prc_hit_records += bool(
any(find_disallowed_terms(text) for text in visible_texts)
)
self.primitive[str(record.get("primitive", "<MISSING>"))] += 1
self.task_family[str(record.get("task_family", "<MISSING>"))] += 1
self.mixture_category[str(record.get("mixture_category", "<MISSING>"))] += 1
self.split[str(record.get("split", "<MISSING>"))] += 1
presentation = record.get("presentation")
serializer = presentation.get("serializer") if isinstance(presentation, Mapping) else None
self.serializer[str(serializer or "<MISSING>")] += 1
quality = record.get("quality")
context_bucket = (
quality.get("context_length_bucket") if isinstance(quality, Mapping) else None
)
if context_bucket is None and isinstance(presentation, Mapping):
context_bucket = presentation.get("context_bucket")
self.context_bucket[str(context_bucket or "<MISSING>")] += 1
source_group = record.get("source_group")
split = record.get("split")
if isinstance(source_group, str) and source_group and isinstance(split, str):
previous = self.source_group_splits.setdefault(source_group, split)
if previous != split:
self.source_group_split_conflicts += 1
else:
self.source_group_split_conflicts += 1
failures = verdict.get("hard_failures")
if isinstance(failures, Sequence) and not isinstance(
failures, (str, bytes, bytearray)
):
self.hard_failures.update(str(value) for value in failures)
structural = verdict.get("structural_validation_errors")
if isinstance(structural, Sequence) and not isinstance(
structural, (str, bytes, bytearray)
):
self.structural_failures.update(str(value) for value in structural)
serializer_errors = verdict.get("serializer_roundtrip_errors")
if isinstance(serializer_errors, Sequence) and not isinstance(
serializer_errors, (str, bytes, bytearray)
):
self.serializer_failures.update(str(value) for value in serializer_errors)
failures_by_check = verdict.get("failures_by_check")
if isinstance(failures_by_check, Mapping):
for values in failures_by_check.values():
if isinstance(values, Sequence) and not isinstance(
values, (str, bytes, bytearray)
):
self.v2_quality_failures.update(str(value) for value in values)
def merge(self, other: "CorpusStatsV2") -> None:
self.total_records += other.total_records
self.keep_records += other.keep_records
self.reject_records += other.reject_records
self.structural_passed += other.structural_passed
self.v2_quality_passed += other.v2_quality_passed
self.serializer_passed += other.serializer_passed
self.primary_zh_tw_records += other.primary_zh_tw_records
self.en_metadata_records += other.en_metadata_records
self.natural_language_characters += other.natural_language_characters
self.han_characters += other.han_characters
self.latin_alphabetic_characters += other.latin_alphabetic_characters
self.disallowed_simplified_or_prc_hit_records += (
other.disallowed_simplified_or_prc_hit_records
)
self.source_group_split_conflicts += other.source_group_split_conflicts
for name in (
"primitive",
"task_family",
"mixture_category",
"split",
"serializer",
"context_bucket",
"disposition",
"hard_failures",
"structural_failures",
"v2_quality_failures",
"serializer_failures",
):
getattr(self, name).update(getattr(other, name))
for source_group, split in other.source_group_splits.items():
previous = self.source_group_splits.setdefault(source_group, split)
if previous != split:
self.source_group_split_conflicts += 1
def to_dict(self) -> dict[str, Any]:
total = self.total_records
alphabetic = self.han_characters + self.latin_alphabetic_characters
return {
"total_records": total,
"keep_records": self.keep_records,
"reject_records": self.reject_records,
"structural_passed_records": self.structural_passed,
"v2_quality_passed_records": self.v2_quality_passed,
"serializer_roundtrip_passed_records": self.serializer_passed,
"primary_zh_tw_records": self.primary_zh_tw_records,
"primary_zh_tw_ratio": self.primary_zh_tw_records / total if total else 0.0,
"records_with_en_language_metadata": self.en_metadata_records,
"model_visible_natural_language_character_scope": (
"task_spec.instruction + task_spec.query + inputs[*].units[*].text"
),
"model_visible_natural_language_characters": self.natural_language_characters,
"model_visible_han_characters": self.han_characters,
"model_visible_latin_alphabetic_characters": self.latin_alphabetic_characters,
"model_visible_han_to_han_plus_latin_ratio": (
self.han_characters / alphabetic if alphabetic else 0.0
),
"disallowed_simplified_or_prc_hit_records": (
self.disallowed_simplified_or_prc_hit_records
),
"primitive": _sorted_counter(self.primitive),
"task_family": _sorted_counter(self.task_family),
"mixture_category": _sorted_counter(self.mixture_category),
"split": _sorted_counter(self.split),
"serializer": _sorted_counter(self.serializer),
"context_bucket": _sorted_counter(self.context_bucket),
"disposition": _sorted_counter(self.disposition),
"hard_failures": _sorted_counter(self.hard_failures),
"structural_failure_counts": _sorted_counter(self.structural_failures),
"v2_quality_failure_counts": _sorted_counter(self.v2_quality_failures),
"serializer_failure_counts": _sorted_counter(self.serializer_failures),
"source_group_split_conflicts": self.source_group_split_conflicts,
"unique_source_groups": len(self.source_group_splits),
}
@dataclass(frozen=True, slots=True)
class BuildShardTask:
shard_index: int
start_index: int
end_index: int
canonical_path: str
verdict_path: str
config: dict[str, Any]
compresslevel: int
minimum_family_records: int
minimum_template_variants: int
project_root: str
config_path: str
source_bundle_sha256: str
@dataclass(slots=True)
class BuildShardResult:
shard_index: int
start_index: int
end_index: int
canonical: ShardResult
verdict: ShardResult
stats: CorpusStatsV2
promotion: PromotionAccumulator
def _build_shard(task: BuildShardTask) -> BuildShardResult:
if (
_source_bundle(Path(task.project_root), Path(task.config_path))["sha256"]
!= task.source_bundle_sha256
):
raise RuntimeError("pinned source bundle changed before shard generation")
plan = GenerationPlanV2(task.config)
expected_records = task.end_index - task.start_index
stats = CorpusStatsV2()
promotion = PromotionAccumulator(
minimum_family_records=task.minimum_family_records,
minimum_template_variants=task.minimum_template_variants,
expected_total_records=int(task.config["total_records"]),
)
verdict_rows: list[dict[str, Any]] = []
canonical_name = Path(task.canonical_path).name
def records() -> Iterator[dict[str, Any]]:
for line, index in enumerate(range(task.start_index, task.end_index), 1):
record = generate_record_v2(task.config, plan, index)
verdict = _build_verdict(
record,
expected_index=index,
source_shard=canonical_name,
source_line=line,
)
# Fail closed before the canonical iterator yields the record. The
# atomic writer then removes its .incomplete file, so a rejected
# example can never appear in a published training shard.
if verdict.get("disposition") != "KEEP" or verdict.get("training_ready") is not True:
summary = {
"record_id": record.get("record_id"),
"record_index": index,
"structural_validation_errors": verdict.get(
"structural_validation_errors", []
),
"v2_hard_failures": verdict.get("hard_failures", []),
"serializer_roundtrip_errors": verdict.get(
"serializer_roundtrip_errors", []
),
}
raise RuntimeError(
"v2 record failed closed quality gates: "
+ json.dumps(summary, ensure_ascii=False, sort_keys=True)
)
stats.ingest(record, verdict)
promotion.add(record, verdict)
verdict_rows.append(verdict)
yield record
canonical = write_jsonl_gz_atomic(
task.canonical_path,
records(),
compresslevel=task.compresslevel,
)
if canonical.records != expected_records:
raise RuntimeError(
f"short canonical shard {canonical.path}: {canonical.records} != {expected_records}"
)
verdict = write_jsonl_gz_atomic(
task.verdict_path,
verdict_rows,
compresslevel=task.compresslevel,
)
if verdict.records != expected_records:
raise RuntimeError(
f"short verdict shard {verdict.path}: {verdict.records} != {expected_records}"
)
if (
_source_bundle(Path(task.project_root), Path(task.config_path))["sha256"]
!= task.source_bundle_sha256
):
raise RuntimeError("pinned source bundle changed during shard generation")
return BuildShardResult(
shard_index=task.shard_index,
start_index=task.start_index,
end_index=task.end_index,
canonical=canonical,
verdict=verdict,
stats=stats,
promotion=promotion,
)
def _merge_promotion(
target: PromotionAccumulator, source: PromotionAccumulator
) -> PromotionAccumulator:
"""Use the public merge API, with a compatibility fallback for old checkouts."""
merge = getattr(target, "merge", None)
if callable(merge):
merge(source)
return target
if (
target.minimum_family_records != source.minimum_family_records
or target.minimum_template_variants != source.minimum_template_variants
or getattr(target, "expected_total_records", None)
!= getattr(source, "expected_total_records", None)
):
raise ValueError("cannot merge PromotionAccumulator instances with different thresholds")
for name in ("total", "keep", "reject"):
setattr(target, name, getattr(target, name) + getattr(source, name))
for name in ("family_counts", "failure_counts"):
getattr(target, name).update(getattr(source, name))
for name in (
"family_template_ids",
"family_normalized_templates",
"family_decisions",
"family_confidence_bins",
"family_confidence_values",
"winner_positions",
"alignment_permutations",
"ledger_active_position_bins",
):
destination = getattr(target, name)
for key, values in getattr(source, name).items():
destination[key].update(values)
return target
def _run_build_tasks(tasks: list[BuildShardTask], workers: int) -> list[BuildShardResult]:
worker_count = max(1, min(int(workers), len(tasks)))
results: list[BuildShardResult] = []
if worker_count == 1:
for ordinal, task in enumerate(tasks, 1):
result = _build_shard(task)
results.append(result)
print(
f"v2 generate {ordinal}/{len(tasks)} {result.canonical.path.name} "
f"records={result.canonical.records}",
flush=True,
)
return results
with ProcessPoolExecutor(max_workers=worker_count) as executor:
futures = {executor.submit(_build_shard, task): task for task in tasks}
completed = 0
for future in as_completed(futures):
task = futures[future]
result = future.result()
results.append(result)
completed += 1
print(
f"v2 generate {completed}/{len(tasks)} part-{task.shard_index:05d} "
f"records={result.canonical.records}",
flush=True,
)
return results
@dataclass(frozen=True, slots=True)
class VerifyShardTask:
shard_index: int
start_index: int
end_index: int
canonical_path: str
canonical_sha256: str
verdict_path: str
verdict_sha256: str
config: dict[str, Any]
minimum_family_records: int
minimum_template_variants: int
project_root: str
config_path: str
source_bundle_sha256: str
@dataclass(slots=True)
class VerifyShardResult:
shard_index: int
records: int
stats: CorpusStatsV2
promotion: PromotionAccumulator
checks: Counter[str]
issue_counts: Counter[str]
issue_examples: list[dict[str, Any]]
def _issue(
counts: Counter[str],
examples: list[dict[str, Any]],
code: str,
*,
record_id: Any = None,
detail: str | None = None,
) -> None:
counts[code] += 1
if len(examples) < 10:
row: dict[str, Any] = {"code": code, "record_id": record_id}
if detail:
row["detail"] = detail[:500]
examples.append(row)
def _verify_shard(task: VerifyShardTask) -> VerifyShardResult:
checks: Counter[str] = Counter()
issue_counts: Counter[str] = Counter()
examples: list[dict[str, Any]] = []
if (
_source_bundle(Path(task.project_root), Path(task.config_path))["sha256"]
!= task.source_bundle_sha256
):
_issue(issue_counts, examples, "SOURCE_BUNDLE_CHANGED_BEFORE_VERIFICATION")
expected_records = task.end_index - task.start_index
canonical_path = Path(task.canonical_path)
verdict_path = Path(task.verdict_path)
if sha256_file(canonical_path) != task.canonical_sha256:
_issue(issue_counts, examples, "CANONICAL_SHARD_SHA256_MISMATCH")
else:
checks["canonical_shard_sha256"] += 1
if sha256_file(verdict_path) != task.verdict_sha256:
_issue(issue_counts, examples, "VERDICT_SHARD_SHA256_MISMATCH")
else:
checks["verdict_shard_sha256"] += 1
plan = GenerationPlanV2(task.config)
stats = CorpusStatsV2()
promotion = PromotionAccumulator(
minimum_family_records=task.minimum_family_records,
minimum_template_variants=task.minimum_template_variants,
expected_total_records=int(task.config["total_records"]),
)
canonical_iter = iter_jsonl_gz(canonical_path)
verdict_iter = iter_jsonl_gz(verdict_path)
processed = 0
canonical_name = canonical_path.name
for line, index in enumerate(range(task.start_index, task.end_index), 1):
try:
record = next(canonical_iter)
except StopIteration:
_issue(issue_counts, examples, "CANONICAL_SHARD_SHORT", detail=f"line={line}")
break
try:
verdict = next(verdict_iter)
except StopIteration:
_issue(issue_counts, examples, "VERDICT_SHARD_SHORT", detail=f"line={line}")
break
processed += 1
record_id = record.get("record_id")
reproduced = generate_record_v2(task.config, plan, index)
actual_hash = canonical_sha256_v2(record)
reproduced_hash = canonical_sha256_v2(reproduced)
if record != reproduced or actual_hash != reproduced_hash:
_issue(issue_counts, examples, "EXACT_REGENERATION_MISMATCH", record_id=record_id)
else:
checks["exact_regeneration"] += 1
expected_id = reproduced.get("record_id")
id_match = record_id == expected_id == verdict.get("record_id")
match = _RECORD_ID_RE.fullmatch(str(record_id or ""))
index_match = (
verdict.get("record_index") == index
and verdict.get("expected_record_id") == f"bgd_tw_v2_{index:07d}"
and match is not None
and int(match.group(1)) == index
)
if not id_match:
_issue(issue_counts, examples, "RECORD_ID_ALIGNMENT_FAILED", record_id=record_id)
else:
checks["record_id_alignment"] += 1
if not index_match:
_issue(issue_counts, examples, "RECORD_INDEX_ALIGNMENT_FAILED", record_id=record_id)
else:
checks["record_index_alignment"] += 1
if verdict.get("source_shard") != canonical_name or verdict.get("source_line") != line:
_issue(issue_counts, examples, "SIDECAR_SOURCE_POINTER_FAILED", record_id=record_id)
else:
checks["sidecar_source_pointer"] += 1
if verdict.get("record_sha256") != actual_hash:
_issue(issue_counts, examples, "SIDECAR_RECORD_HASH_FAILED", record_id=record_id)
else:
checks["sidecar_record_hash"] += 1
fresh_verdict = _build_verdict(
record,
expected_index=index,
source_shard=canonical_name,
source_line=line,
)
if verdict != fresh_verdict or canonical_sha256_v2(verdict) != canonical_sha256_v2(
fresh_verdict
):
_issue(issue_counts, examples, "VERDICT_RECOMPUTATION_MISMATCH", record_id=record_id)
else:
checks["verdict_recomputation"] += 1
if verdict.get("disposition") != "KEEP" or verdict.get("training_ready") is not True:
_issue(issue_counts, examples, "VERDICT_NOT_KEEP", record_id=record_id)
else:
checks["verdict_keep"] += 1
stats.ingest(record, verdict)
promotion.add(record, verdict)
try:
extra = next(canonical_iter)
except StopIteration:
extra = None
if extra is not None:
_issue(
issue_counts,
examples,
"CANONICAL_SHARD_LONG",
record_id=extra.get("record_id"),
)
try:
extra = next(verdict_iter)
except StopIteration:
extra = None
if extra is not None:
_issue(
issue_counts,
examples,
"VERDICT_SHARD_LONG",
record_id=extra.get("record_id"),
)
if processed != expected_records:
_issue(
issue_counts,
examples,
"PAIRED_RECORD_COUNT_MISMATCH",
detail=f"processed={processed},expected={expected_records}",
)
else:
checks["paired_record_count"] += processed
if (
_source_bundle(Path(task.project_root), Path(task.config_path))["sha256"]
!= task.source_bundle_sha256
):
_issue(issue_counts, examples, "SOURCE_BUNDLE_CHANGED_DURING_VERIFICATION")
return VerifyShardResult(
shard_index=task.shard_index,
records=processed,
stats=stats,
promotion=promotion,
checks=checks,
issue_counts=issue_counts,
issue_examples=examples,
)
def _run_verify_tasks(tasks: list[VerifyShardTask], workers: int) -> list[VerifyShardResult]:
worker_count = max(1, min(int(workers), len(tasks)))
results: list[VerifyShardResult] = []
if worker_count == 1:
for ordinal, task in enumerate(tasks, 1):
result = _verify_shard(task)
results.append(result)
print(
f"v2 verify {ordinal}/{len(tasks)} part-{task.shard_index:05d} "
f"records={result.records}",
flush=True,
)
return results
with ProcessPoolExecutor(max_workers=worker_count) as executor:
futures = {executor.submit(_verify_shard, task): task for task in tasks}
completed = 0
for future in as_completed(futures):
task = futures[future]
result = future.result()
results.append(result)
completed += 1
print(
f"v2 verify {completed}/{len(tasks)} part-{task.shard_index:05d} "
f"records={result.records}",
flush=True,
)
return results
def _merge_build_results(
results: Sequence[BuildShardResult],
*,
minimum_family_records: int,
minimum_template_variants: int,
expected_total_records: int,
) -> tuple[CorpusStatsV2, PromotionAccumulator]:
stats = CorpusStatsV2()
promotion = PromotionAccumulator(
minimum_family_records=minimum_family_records,
minimum_template_variants=minimum_template_variants,
expected_total_records=expected_total_records,
)
for result in sorted(results, key=lambda item: item.shard_index):
stats.merge(result.stats)
_merge_promotion(promotion, result.promotion)
return stats, promotion
def _merge_verify_results(
results: Sequence[VerifyShardResult],
*,
minimum_family_records: int,
minimum_template_variants: int,
expected_total_records: int,
) -> tuple[
CorpusStatsV2,
PromotionAccumulator,
Counter[str],
Counter[str],
list[dict[str, Any]],
]:
stats = CorpusStatsV2()
promotion = PromotionAccumulator(
minimum_family_records=minimum_family_records,
minimum_template_variants=minimum_template_variants,
expected_total_records=expected_total_records,
)
checks: Counter[str] = Counter()
issues: Counter[str] = Counter()
examples: list[dict[str, Any]] = []
for result in sorted(results, key=lambda item: item.shard_index):
stats.merge(result.stats)
_merge_promotion(promotion, result.promotion)
checks.update(result.checks)
issues.update(result.issue_counts)
for example in result.issue_examples:
if len(examples) < _MAX_ISSUE_EXAMPLES:
examples.append(example)
return stats, promotion, checks, issues, examples
def _build_tasks(
*,
config: dict[str, Any],
output_root: Path,
requested_records: int,
minimum_family_records: int,
minimum_template_variants: int,
project_root: Path,
config_path: Path,
source_bundle_sha256: str,
) -> list[BuildShardTask]:
shard_size = int(config["shard_size"])
compresslevel = int(config["gzip_compresslevel"])
tasks: list[BuildShardTask] = []
for shard_index, start in enumerate(range(0, requested_records, shard_size)):
end = min(requested_records, start + shard_size)
stem = f"part-{shard_index:05d}"
tasks.append(
BuildShardTask(
shard_index=shard_index,
start_index=start,
end_index=end,
canonical_path=str((output_root / "canonical" / f"{stem}.jsonl.gz").resolve()),
verdict_path=str(
(output_root / "quality" / "verdicts" / f"{stem}.quality.jsonl.gz").resolve()
),
config=config,
compresslevel=compresslevel,
minimum_family_records=minimum_family_records,
minimum_template_variants=minimum_template_variants,
project_root=str(project_root.resolve()),
config_path=str(config_path.resolve()),
source_bundle_sha256=source_bundle_sha256,
)
)
return tasks
def _manifest_payload(
*,
config: Mapping[str, Any],
config_path: Path,
config_snapshot_path: Path,
plan_payload: Mapping[str, Any],
source_bundle: Mapping[str, Any],
source_snapshot: Mapping[str, Any],
source_bundle_manifest_path: Path,
source_bundle_manifest_sha256: str,
results: Sequence[BuildShardResult],
stats: CorpusStatsV2,
promotion_report: Mapping[str, Any],
requested_records: int,
) -> dict[str, Any]:
shards = []
for result in sorted(results, key=lambda item: item.shard_index):
shards.append(
{
"shard_index": result.shard_index,
"start_index": result.start_index,
"end_index": result.end_index,
"records": result.end_index - result.start_index,
"canonical_path": str(result.canonical.path),
"canonical_sha256": result.canonical.sha256,
"canonical_compressed_bytes": result.canonical.compressed_bytes,
"canonical_uncompressed_bytes": result.canonical.uncompressed_bytes,
"verdict_path": str(result.verdict.path),
"verdict_sha256": result.verdict.sha256,
"verdict_compressed_bytes": result.verdict.compressed_bytes,
"verdict_uncompressed_bytes": result.verdict.uncompressed_bytes,
}
)
return {
"manifest_version": MANIFEST_VERSION,
"pipeline_version": PIPELINE_VERSION,
"metadata": {
"dataset_name": config["dataset_name"],
"schema_version": config["schema_version"],
"generator_version": config["generator_version"],
"validator_version": config["validator_version"],
"quality_schema_version": QUALITY_V2_SCHEMA_VERSION,
"requested_records": requested_records,
"configured_total_records": int(config["total_records"]),
"partial_run": requested_records != int(config["total_records"]),
"synthetic_only": True,
"real_modality_records": 0,
"human_reviewed_records": 0,
"config": {
"path": str(config_path.resolve()),
"raw_sha256": sha256_file(config_path),
"semantic_sha256": _semantic_sha256(config),
"snapshot_path": str(config_snapshot_path.resolve()),
"snapshot_raw_sha256": sha256_file(config_snapshot_path),
"snapshot_semantic_sha256": _semantic_sha256(config),
},
"generation_plan": {
"sha256": _semantic_sha256(plan_payload),
"payload": dict(plan_payload),
},
"source_bundle": dict(source_bundle),
"source_snapshot": dict(source_snapshot),
"source_bundle_manifest": {
"path": str(source_bundle_manifest_path.resolve()),
"sha256": source_bundle_manifest_sha256,
},
},
"shards": shards,
"statistics": stats.to_dict(),
"promotion_quality": dict(promotion_report),
"totals": {
"records": sum(row["records"] for row in shards),
"shards": len(shards),
"canonical_compressed_bytes": sum(row["canonical_compressed_bytes"] for row in shards),
"canonical_uncompressed_bytes": sum(
row["canonical_uncompressed_bytes"] for row in shards
),
"verdict_compressed_bytes": sum(row["verdict_compressed_bytes"] for row in shards),
"verdict_uncompressed_bytes": sum(
row["verdict_uncompressed_bytes"] for row in shards
),
},
}
def run_build_v2(
*,
config_path: str | Path = DEFAULT_CONFIG,
output_root: str | Path,
workers: int = 1,
limit: int | None = None,
minimum_family_records: int = 40,
minimum_template_variants: int = 4,
project_root: str | Path = PROJECT_ROOT,
) -> dict[str, Any]:
"""Generate, sidecar-validate, re-read, and conditionally promote v2."""
config_path = Path(config_path).resolve()
output_root = Path(output_root).resolve()
project_root = Path(project_root).resolve()
config = _load_config(config_path)
configured_total = int(config["total_records"])
requested_records = configured_total if limit is None else int(limit)
if not 1 <= requested_records <= configured_total:
raise ValueError("--limit must be between 1 and config.total_records")
if workers < 1:
raise ValueError("workers must be at least one")
if minimum_family_records < 1 or minimum_template_variants < 1:
raise ValueError("promotion thresholds must be positive")
if output_root.exists() and any(output_root.iterdir()):
raise FileExistsError(f"v2 output directory is not empty: {output_root}")
output_root.mkdir(parents=True, exist_ok=True)
config_snapshot_path = output_root / "config.snapshot.json"
write_json_atomic(config_snapshot_path, config)
plan = GenerationPlanV2(config)
plan_payload = _plan_payload(plan)
initial_source_bundle = _source_bundle(project_root, config_path)
source_snapshot = _write_source_snapshot_atomic(
output_root / "source_bundle_snapshot.tar.gz",
initial_source_bundle,
)
source_bundle_manifest_path = output_root / "source_bundle_manifest.json"
write_json_atomic(
source_bundle_manifest_path,
{
"source_bundle_manifest_version": SOURCE_BUNDLE_VERSION,
"config": {
"path": str(config_path),
"raw_sha256": sha256_file(config_path),
"semantic_sha256": _semantic_sha256(config),
"snapshot_path": str(config_snapshot_path),
"snapshot_raw_sha256": sha256_file(config_snapshot_path),
},
"generation_plan": {
"sha256": _semantic_sha256(plan_payload),
"payload": plan_payload,
},
"source_bundle": initial_source_bundle,
"source_snapshot": source_snapshot,
"runtime": {
"python_version": sys.version,
"python_executable": sys.executable,
"slurm_job_id": os.environ.get("SLURM_JOB_ID"),
},
},
)
source_bundle_manifest_sha256 = sha256_file(source_bundle_manifest_path)
tasks = _build_tasks(
config=config,
output_root=output_root,
requested_records=requested_records,
minimum_family_records=minimum_family_records,
minimum_template_variants=minimum_template_variants,
project_root=project_root,
config_path=config_path,
source_bundle_sha256=initial_source_bundle["sha256"],
)
expected_shards = (requested_records + int(config["shard_size"]) - 1) // int(
config["shard_size"]
)
worker_count = max(1, min(int(workers), expected_shards))
try:
build_results = _run_build_tasks(tasks, worker_count)
first_stats, first_promotion = _merge_build_results(
build_results,
minimum_family_records=minimum_family_records,
minimum_template_variants=minimum_template_variants,
expected_total_records=configured_total,
)
first_promotion_report = first_promotion.finalize()
manifest = _manifest_payload(
config=config,
config_path=config_path,
config_snapshot_path=config_snapshot_path,
plan_payload=plan_payload,
source_bundle=initial_source_bundle,
source_snapshot=source_snapshot,
source_bundle_manifest_path=source_bundle_manifest_path,
source_bundle_manifest_sha256=source_bundle_manifest_sha256,
results=build_results,
stats=first_stats,
promotion_report=first_promotion_report,
requested_records=requested_records,
)
manifest_path = output_root / "manifest.json"
write_json_atomic(manifest_path, manifest)
complete = {
"marker_version": MARKER_VERSION,
"phase": "materialized",
"dataset_name": config["dataset_name"],
"records": first_stats.total_records,
"shards": len(build_results),
"manifest": str(manifest_path),
"manifest_sha256": sha256_file(manifest_path),
"all_records_keep": first_stats.keep_records == requested_records,
}
write_json_atomic(output_root / "_COMPLETE.json", complete)
result_by_index = {result.shard_index: result for result in build_results}
verify_tasks = [
VerifyShardTask(
shard_index=task.shard_index,
start_index=task.start_index,
end_index=task.end_index,
canonical_path=str(result_by_index[task.shard_index].canonical.path),
canonical_sha256=result_by_index[task.shard_index].canonical.sha256,
verdict_path=str(result_by_index[task.shard_index].verdict.path),
verdict_sha256=result_by_index[task.shard_index].verdict.sha256,
config=config,
minimum_family_records=minimum_family_records,
minimum_template_variants=minimum_template_variants,
project_root=str(project_root),
config_path=str(config_path),
source_bundle_sha256=initial_source_bundle["sha256"],
)
for task in tasks
]
verify_results = _run_verify_tasks(verify_tasks, worker_count)
(
second_stats,
second_promotion,
verification_checks,
verification_issues,
issue_examples,
) = _merge_verify_results(
verify_results,
minimum_family_records=minimum_family_records,
minimum_template_variants=minimum_template_variants,
expected_total_records=configured_total,
)
second_promotion_report = second_promotion.finalize()
current_source_bundle = _source_bundle(project_root, config_path)
current_plan_payload = _plan_payload(GenerationPlanV2(config))
full_run = requested_records == configured_total
production_100_shards = not full_run or expected_shards == 100
expected_task_families = set(FAMILY_INPUT_SIGNATURES)
observed_task_families = set(second_stats.task_family)
second_stats_payload = second_stats.to_dict()
gates = {
"exact_requested_record_count": second_stats.total_records == requested_records,
"expected_shard_count": len(build_results) == len(verify_results) == expected_shards,
"production_has_exactly_100_shards": production_100_shards,
"all_canonical_shard_hashes_rechecked": verification_checks[
"canonical_shard_sha256"
]
== expected_shards,
"all_verdict_shard_hashes_rechecked": verification_checks[
"verdict_shard_sha256"
]
== expected_shards,
"all_verification_checks_passed": not verification_issues,
"all_records_exactly_regenerated": verification_checks["exact_regeneration"]
== requested_records,
"all_record_ids_aligned": verification_checks["record_id_alignment"]
== requested_records,
"all_record_indices_aligned": verification_checks["record_index_alignment"]
== requested_records,
"all_sidecar_hashes_aligned": verification_checks["sidecar_record_hash"]
== requested_records,
"all_verdicts_independently_recomputed": verification_checks[
"verdict_recomputation"
]
== requested_records,
"all_verdicts_keep": second_stats.keep_records == requested_records,
"all_existing_structural_checks_passed": second_stats.structural_passed
== requested_records,
"all_v2_quality_checks_passed": second_stats.v2_quality_passed
== requested_records,
"all_serializer_roundtrips_passed": second_stats.serializer_passed
== requested_records,
"all_records_primary_zh_tw": second_stats.primary_zh_tw_records
== requested_records,
"zero_disallowed_simplified_or_prc_hits": (
second_stats.disallowed_simplified_or_prc_hit_records == 0
),
"model_visible_han_characters_are_majority": (
second_stats_payload["model_visible_han_to_han_plus_latin_ratio"] > 0.5
),
"source_groups_split_locked": second_stats.source_group_split_conflicts == 0,
"no_unknown_task_family": not (observed_task_families - expected_task_families),
"exact_full_task_family_set": (not full_run)
or observed_task_families == expected_task_families,
"exact_primitive_distribution": (not full_run)
or second_stats_payload["primitive"]
== _expected_percent_counts(config["primitive_percent"], configured_total),
"exact_mixture_distribution": (not full_run)
or second_stats_payload["mixture_category"]
== _expected_percent_counts(config["mixture_percent"], configured_total),
"exact_serializer_distribution": (not full_run)
or second_stats_payload["serializer"]
== _expected_percent_counts(config["serializer_percent"], configured_total),
"exact_split_distribution": (not full_run)
or second_stats_payload["split"]
== _expected_percent_counts(config["split_percent"], configured_total),
"exact_long_context_bucket_distribution": (not full_run)
or second_stats_payload["context_bucket"]
== _expected_context_bucket_counts(config),
"first_and_second_corpus_statistics_equal": first_stats.to_dict()
== second_stats.to_dict(),
"first_and_second_promotion_accumulators_equal": first_promotion_report
== second_promotion_report,
"config_snapshot_semantically_equal": json.loads(
config_snapshot_path.read_text(encoding="utf-8")
)
== config,
"config_hash_unchanged": sha256_file(config_path)
== manifest["metadata"]["config"]["raw_sha256"],
"source_bundle_unchanged": current_source_bundle == initial_source_bundle,
"source_bundle_manifest_unchanged": sha256_file(source_bundle_manifest_path)
== source_bundle_manifest_sha256,
"source_snapshot_hash_unchanged": sha256_file(
Path(str(source_snapshot["path"]))
)
== source_snapshot["sha256"],
"source_snapshot_contents_match_pin": _source_snapshot_contents_match(
source_snapshot, initial_source_bundle
),
"generation_plan_hash_unchanged": _semantic_sha256(current_plan_payload)
== manifest["metadata"]["generation_plan"]["sha256"],
}
artifact_verified = all(gates.values())
training_promotion_passed = bool(
artifact_verified
and full_run
and first_promotion_report.get("promotion_passed")
and second_promotion_report.get("promotion_passed")
)
redistribution_cleared = (
config.get("redistribution") == "owner-approved-public-access"
and config.get("public_release_authorization", {}).get("approved") is True
)
public_release_promotion_passed = training_promotion_passed and redistribution_cleared
postwrite = {
"postwrite_version": POSTWRITE_VERSION,
"pipeline_version": PIPELINE_VERSION,
"dataset_name": config["dataset_name"],
"requested_records": requested_records,
"configured_total_records": configured_total,
"partial_run": not full_run,
"expected_shards": expected_shards,
"statistics": second_stats.to_dict(),
"promotion_quality": second_promotion_report,
"verification_checks": _sorted_counter(verification_checks),
"verification_issue_counts": _sorted_counter(verification_issues),
"verification_issue_examples": issue_examples,
"gates": gates,
"quality_artifacts_verified": artifact_verified,
"training_promotion_passed": training_promotion_passed,
"public_release_promotion_passed": public_release_promotion_passed,
"pins": {
"manifest_sha256": sha256_file(manifest_path),
"config_raw_sha256": sha256_file(config_path),
"config_semantic_sha256": _semantic_sha256(config),
"source_bundle_sha256": current_source_bundle["sha256"],
"source_snapshot_sha256": source_snapshot["sha256"],
"generation_plan_sha256": _semantic_sha256(current_plan_payload),
},
}
report_path = output_root / "reports" / "postwrite-verification.json"
write_json_atomic(report_path, postwrite)
marker = {
"marker_version": MARKER_VERSION,
"dataset_name": config["dataset_name"],
"records": second_stats.total_records,
"shards": len(verify_results),
"manifest": str(manifest_path),
"manifest_sha256": sha256_file(manifest_path),
"postwrite_report": str(report_path),
"postwrite_report_sha256": sha256_file(report_path),
"quality_artifacts_verified": artifact_verified,
"training_promotion_passed": training_promotion_passed,
"public_release_promotion_passed": public_release_promotion_passed,
}
if artifact_verified:
write_json_atomic(output_root / "_VERIFIED.json", marker)
else:
write_json_atomic(
output_root / "_FAILED_GATES.json",
marker
| {
"gates": gates,
"verification_issue_counts": _sorted_counter(verification_issues),
},
)
if training_promotion_passed:
write_json_atomic(output_root / "_PROMOTED.json", marker)
write_json_atomic(output_root / "_SUCCESS.json", marker)
elif full_run:
failed_corpus_gates = {
name: detail
for name, detail in second_promotion_report.get("gates", {}).items()
if isinstance(detail, Mapping) and not detail.get("passed")
}
write_json_atomic(
output_root / "_FAILED_PROMOTION.json",
marker
| {
"artifact_gates": gates,
"failed_corpus_gates": failed_corpus_gates,
},
)
return marker | {
"partial_run": not full_run,
"gates": gates,
"promotion_quality": second_promotion_report,
}
except BaseException as exc:
failure = {
"marker_version": MARKER_VERSION,
"dataset_name": config.get("dataset_name"),
"requested_records": requested_records,
"error_type": type(exc).__name__,
"error": str(exc)[:1000],
}
write_json_atomic(output_root / "_BUILD_FAILED.json", failure)
raise
# Readable aliases for callers and compatibility with the v1 runner naming.
run_v2_build = run_build_v2
def command_build(args: argparse.Namespace) -> int:
result = run_build_v2(
config_path=args.config,
output_root=args.output,
workers=args.workers,
limit=args.limit,
minimum_family_records=args.minimum_family_records,
minimum_template_variants=args.minimum_template_variants,
project_root=args.project_root,
)
summary = {key: value for key, value in result.items() if key != "promotion_quality"}
summary["corpus_promotion_quality_passed"] = bool(
result.get("promotion_quality", {}).get("promotion_passed")
)
print(json.dumps(summary, ensure_ascii=False, indent=2, sort_keys=True))
if not result["quality_artifacts_verified"]:
raise RuntimeError("v2 post-write integrity or per-record quality gates failed")
if not result["partial_run"] and not result["training_promotion_passed"]:
raise RuntimeError("full v2 corpus failed PromotionAccumulator gates")
return 0
def command_show_plan(args: argparse.Namespace) -> int:
config = _load_config(args.config)
payload = _plan_payload(GenerationPlanV2(config))
print(
json.dumps(
{
"dataset_name": config["dataset_name"],
"config_sha256": _semantic_sha256(config),
"generation_plan_sha256": _semantic_sha256(payload),
"generation_plan": payload,
},
ensure_ascii=False,
indent=2,
sort_keys=True,
)
)
return 0
def command_render_sample(args: argparse.Namespace) -> int:
config = _load_config(args.config)
plan = GenerationPlanV2(config)
index = int(args.index)
record = generate_record_v2(config, plan, index)
verdict = _build_verdict(
record,
expected_index=index,
source_shard="render-sample",
source_line=1,
)
print(
json.dumps(
{
"record": record,
"messages": build_messages_v2(record),
"quality_verdict": verdict,
},
ensure_ascii=False,
indent=2,
sort_keys=True,
)
)
return 0
def build_parser() -> argparse.ArgumentParser:
parser = argparse.ArgumentParser(
description="Barbet BGD-SFT v2 generate + quality sidecar + promotion pipeline"
)
subparsers = parser.add_subparsers(dest="command", required=True)
build = subparsers.add_parser("build", help="materialize and independently verify v2")
build.add_argument("--config", default=str(DEFAULT_CONFIG))
build.add_argument("--output", required=True)
build.add_argument("--workers", type=int, default=1)
build.add_argument("--limit", type=int)
build.add_argument("--minimum-family-records", type=int, default=40)
build.add_argument("--minimum-template-variants", type=int, default=4)
build.add_argument("--project-root", default=str(PROJECT_ROOT))
build.set_defaults(func=command_build)
show = subparsers.add_parser("show-plan", help="show and hash the v2 generation plan")
show.add_argument("--config", default=str(DEFAULT_CONFIG))
show.set_defaults(func=command_show_plan)
render = subparsers.add_parser("render-sample", help="render one v2 record and verdict")
render.add_argument("--config", default=str(DEFAULT_CONFIG))
render.add_argument("--index", type=int, default=0)
render.set_defaults(func=command_render_sample)
return parser
def main(argv: list[str] | None = None) -> int:
parser = build_parser()
args = parser.parse_args(argv)
try:
return int(args.func(args))
except Exception as exc:
print(f"ERROR: {exc}", file=sys.stderr)
return 1
if __name__ == "__main__":
raise SystemExit(main())