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import asyncio
import os
from utils.Database import *
from utils.DocxUtil import get_docx_content_by_pandoc
from utils.LightRagUtil import initialize_rag
# 更详细地控制日志输出
logger = logging.getLogger('lightrag')
logger.setLevel(logging.INFO)
handler = logging.StreamHandler()
handler.setFormatter(logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s'))
logger.addHandler(handler)
# 后台任务,监控是否有新的未训练的文档进行训练
async def train_document_task():
print("线程5秒后开始运行【监控是否有新的未训练的文档进行训练】")
await asyncio.sleep(5) # 使用 asyncio.sleep 而不是 time.sleep
# 这里放置你的线程逻辑
while True:
# 这里可以放置你的线程要执行的代码
logging.info("开始查询是否有未训练的文档:")
no_train_document_sql: str = " SELECT * FROM t_ai_teaching_model_document WHERE train_flag = 0 ORDER BY create_time DESC"
no_train_document_result = await find_by_sql(no_train_document_sql, ())
logger.info(no_train_document_result)
if not no_train_document_result:
logging.info("没有未训练的文档")
else:
logging.info("存在未训练的文档" + str(len(no_train_document_result))+"")
document = no_train_document_result[0]
theme = await find_by_id("t_ai_teaching_model_theme", "id", document["theme_id"])
# 训练开始前,更新训练状态
update_sql: str = " UPDATE t_ai_teaching_model_document SET train_flag = 1 WHERE id = " + str(document["id"])
await execute_sql(update_sql, ())
document_name = document["document_name"] + "." + document["document_suffix"]
WORKING_DIR = "Topic/" + theme["short_name"]
document_path = document["document_path"]
logging.info(f"开始处理文档:{document_name}, 还有{len(no_train_document_result) - 1}个文档需要处理!")
# 训练代码开始
try:
# 注意默认设置使用NetworkX
rag = await initialize_rag(WORKING_DIR)
# 获取docx文件的内容
content = get_docx_content_by_pandoc(document_path)
await rag.ainsert(content, ids=[document_name], file_paths=[document_name])
logger.info(f"Inserted content from {document_name}")
except Exception as e:
logger.error(f"An error occurred: {e}")
finally:
await rag.finalize_storages()
# 训练结束,更新训练状态
update_document_sql: str = " UPDATE t_ai_teaching_model_document SET train_flag = 2 WHERE id = " + str(document["id"])
await execute_sql(update_document_sql, ())
if theme["search_flag"] == 0:
update_theme_sql: str = " UPDATE t_ai_teaching_model_theme SET search_flag = 1 WHERE id = " + str(theme["id"])
await execute_sql(update_theme_sql, ())
# 添加适当的等待时间,避免频繁查询
await asyncio.sleep(60) # 每分钟查询一次