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"""Run text-only structured JSON requests against OpenAI-compatible endpoints."""
from __future__ import annotations
import argparse
import asyncio
import json
import time
from pathlib import Path
from typing import Any
import aiohttp
from build_caption_cbu_requests import CBU_JSON_SCHEMA, UNIT_CATEGORIES
def request_schema(row: dict[str, Any]) -> dict[str, Any]:
manifest_schema = row.get("schema")
if isinstance(manifest_schema, dict):
return manifest_schema
prompt = row.get("user_prompt", "")
if isinstance(prompt, str):
marker = "Return only JSON matching this schema:\n"
if marker in prompt:
rest = prompt.split(marker, 1)[1]
schema_text = rest.split("\n\n", 1)[0]
try:
parsed = json.loads(schema_text)
if isinstance(parsed, dict):
return parsed
except Exception: # noqa: BLE001
pass
return CBU_JSON_SCHEMA
def parse_args() -> argparse.Namespace:
parser = argparse.ArgumentParser(description="Run text-only JSON-schema requests")
parser.add_argument("--input", required=True)
parser.add_argument("--output", required=True)
parser.add_argument("--urls", default="http://localhost:8000")
parser.add_argument("--model", default="Qwen/Qwen3.5-35B-A3B")
parser.add_argument("--max-requests", type=int, default=None)
parser.add_argument("--concurrency", type=int, default=8)
parser.add_argument("--max-tokens", type=int, default=1024)
parser.add_argument("--temperature", type=float, default=0.0)
parser.add_argument("--timeout-sec", type=int, default=240)
parser.add_argument("--thinking", action="store_true")
parser.add_argument("--structured-json", action="store_true")
parser.add_argument("--response-format-schema", action="store_true")
parser.add_argument("--response-format-json", action="store_true")
parser.add_argument("--resume", action="store_true", help="Append to output and skip previously seen request_ids.")
parser.add_argument(
"--resume-ok-only",
action="store_true",
help="With --resume, skip only previously successful request_ids so failures are retried.",
)
parser.add_argument(
"--skip-ok-from",
default=None,
help="JSONL response log whose successful request_ids should be skipped while writing a separate output.",
)
return parser.parse_args()
def iter_requests(path: Path, max_requests: int | None) -> list[dict[str, Any]]:
rows = []
with path.open("r", encoding="utf-8") as handle:
for line in handle:
if max_requests is not None and len(rows) >= max_requests:
break
if line.strip():
rows.append(json.loads(line))
return rows
def validate_cbu_response(parsed: Any) -> str | None:
if not isinstance(parsed, dict):
return "top-level response is not an object"
if not isinstance(parsed.get("caption_id"), str):
return "caption_id is not a string"
claimed = parsed.get("claimed_units")
if not isinstance(claimed, list):
return "claimed_units is not an array"
for index, unit in enumerate(claimed):
if not isinstance(unit, dict):
return f"claimed_units[{index}] is not an object"
extra = sorted(set(unit) - {"category", "unit", "span", "target"})
if extra:
return f"claimed_units[{index}] has unexpected fields: {extra}"
missing = [field for field in ["category", "unit", "span", "target"] if field not in unit]
if missing:
return f"claimed_units[{index}] is missing fields: {missing}"
if unit["category"] not in UNIT_CATEGORIES:
return f"claimed_units[{index}].category has invalid value"
for field in ["unit", "span", "target"]:
if not isinstance(unit[field], str):
return f"claimed_units[{index}].{field} is not a string"
return None
def payload_for(row: dict[str, Any], args: argparse.Namespace) -> dict[str, Any]:
payload: dict[str, Any] = {
"model": args.model,
"max_tokens": args.max_tokens,
"temperature": args.temperature,
"messages": [
{"role": "system", "content": row["system_prompt"]},
{"role": "user", "content": row["user_prompt"]},
],
"chat_template_kwargs": {"enable_thinking": args.thinking},
}
if args.structured_json:
payload["structured_outputs"] = {"json": request_schema(row)}
if args.response_format_schema:
payload["response_format"] = {
"type": "json_schema",
"json_schema": {"name": "claimed_cbu", "schema": request_schema(row)},
}
if args.response_format_json:
payload["response_format"] = {"type": "json_object"}
return payload
async def post_one(
session: aiohttp.ClientSession,
url: str,
row: dict[str, Any],
args: argparse.Namespace,
) -> dict[str, Any]:
endpoint = f"{url.rstrip('/')}/v1/chat/completions"
payload = payload_for(row, args)
start = time.perf_counter()
try:
async with session.post(endpoint, json=payload, headers={"Authorization": "Bearer sk-fake"}) as response:
text = await response.text()
elapsed = time.perf_counter() - start
if response.status >= 400:
return {
"request_id": row["request_id"],
"ok": False,
"status": response.status,
"elapsed_sec": round(elapsed, 4),
"error": text[:4000],
"request": row,
}
body = json.loads(text)
content = body["choices"][0]["message"]["content"]
parsed = None
parse_error = None
schema_error = None
try:
parsed = json.loads(content)
schema_error = validate_cbu_response(parsed)
except Exception as exc: # noqa: BLE001
parse_error = repr(exc)
return {
"request_id": row["request_id"],
"ok": parse_error is None and schema_error is None,
"status": response.status,
"elapsed_sec": round(elapsed, 4),
"model": args.model,
"usage": body.get("usage", {}),
"response_text": content,
"parsed": parsed,
"parse_error": parse_error,
"schema_error": schema_error,
"request": row,
}
except Exception as exc: # noqa: BLE001
return {
"request_id": row["request_id"],
"ok": False,
"status": None,
"elapsed_sec": round(time.perf_counter() - start, 4),
"error": repr(exc),
"request": row,
}
async def run(args: argparse.Namespace) -> int:
rows = iter_requests(Path(args.input), args.max_requests)
urls = [item.strip() for item in args.urls.split(",") if item.strip()]
output = Path(args.output)
output.parent.mkdir(parents=True, exist_ok=True)
seen_request_ids: set[str] = set()
if args.skip_ok_from:
with Path(args.skip_ok_from).open("r", encoding="utf-8") as handle:
for line in handle:
if not line.strip():
continue
try:
row = json.loads(line)
except json.JSONDecodeError:
continue
if not row.get("ok"):
continue
request_id = row.get("request_id")
if isinstance(request_id, str):
seen_request_ids.add(request_id)
if args.resume and output.exists():
with output.open("r", encoding="utf-8") as handle:
for line in handle:
if not line.strip():
continue
try:
row = json.loads(line)
except json.JSONDecodeError:
continue
if args.resume_ok_only and not row.get("ok"):
continue
request_id = row.get("request_id")
if isinstance(request_id, str):
seen_request_ids.add(request_id)
rows = [row for row in rows if row.get("request_id") not in seen_request_ids]
timeout = aiohttp.ClientTimeout(total=args.timeout_sec)
connector = aiohttp.TCPConnector(limit=args.concurrency)
sem = asyncio.Semaphore(args.concurrency)
ok = 0
total = 0
mode = "a" if args.resume else "w"
with output.open(mode, encoding="utf-8") as handle:
async with aiohttp.ClientSession(timeout=timeout, connector=connector) as session:
async def guarded(index: int, row: dict[str, Any]) -> dict[str, Any]:
async with sem:
return await post_one(session, urls[index % len(urls)], row, args)
tasks = [asyncio.create_task(guarded(index, row)) for index, row in enumerate(rows)]
for task in asyncio.as_completed(tasks):
result = await task
handle.write(json.dumps(result, ensure_ascii=False) + "\n")
handle.flush()
total += 1
ok += int(bool(result.get("ok")))
if total % 100 == 0 or total == len(rows):
print(
json.dumps(
{
"completed": total,
"ok": ok,
"total": len(rows),
"skipped_existing": len(seen_request_ids),
},
ensure_ascii=False,
)
)
print(json.dumps({"output": str(output), "completed": total, "ok": ok, "skipped_existing": len(seen_request_ids)}, indent=2))
return 0
def main() -> int:
return asyncio.run(run(parse_args()))
if __name__ == "__main__":
raise SystemExit(main())
|