Files
campus_spider/app/service/announcement_batch_service.py
T
2026-07-28 17:56:33 +08:00

57 lines
1.6 KiB
Python

"""公告 URL 批量落库:多线程调用单条处理逻辑。"""
from __future__ import annotations
from concurrent.futures import ThreadPoolExecutor, as_completed
from app.config import settings
from app.core.logger import log
from app.service.recruit_announcement_service import process_announcement
def _safe_process(url: str) -> bool:
"""处理单条 URL,异常不外抛。
Args:
url: 公告地址。
Returns:
True 表示未抛异常。
"""
try:
process_announcement(url)
return True
except Exception as exc:
log.error("公告处理异常 [url={}]: {}", url, exc)
return False
def save_announcements(urls: list[str], workers: int | None = None) -> tuple[int, int]:
"""多线程处理一批公告 URL。
Args:
urls: 公告地址列表,内部去重。
workers: 并发线程数,默认取配置 spider_max_workers。
Returns:
(正常条数, 失败条数)。
"""
targets = list(dict.fromkeys(u for u in urls if u))
if not targets:
return 0, 0
workers = max(1, min(workers or settings.spider_max_workers, len(targets)))
log.info("开始处理公告 {} 条,线程数 {}", len(targets), workers)
ok = bad = 0
with ThreadPoolExecutor(max_workers=workers, thread_name_prefix="ann") as pool:
futures = [pool.submit(_safe_process, url) for url in targets]
for future in as_completed(futures):
if future.result():
ok += 1
else:
bad += 1
log.info("公告处理完成:正常 {} | 失败 {}", ok, bad)
return ok, bad