chroma新增、删除、知识库应用
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# coding:utf8
import os, sys
import io
from jsonpath_ng import jsonpath, parse
import uuid
sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf8')
cur_dir = os.path.dirname(os.path.abspath(__file__)) or os.getcwd()
par_dir = os.path.abspath(os.path.join(cur_dir, os.path.pardir))
sys.path.append(cur_dir)
sys.path.append(par_dir)
import json
from django.http import HttpResponse
from text_analysis.tools import to_kafka
from django.views.decorators.csrf import csrf_exempt
from log_util.set_logger import set_logger
logging = set_logger('logs/results.log')
import traceback
import queue
import requests
from text_analysis.tools.tool import parse_data
from text_analysis.writeChroma import LangChainChroma
import time
from datetime import datetime
import os
# 任务队列
global task_queue
task_queue = queue.Queue()
LC = LangChainChroma()
@csrf_exempt
def createChroma(request):
if request.method == 'POST':
try:
raw_data = json.loads(request.body)
task_queue.put(raw_data)
return HttpResponse(json.dumps({"code": 1, "msg": "请求正常!"}, ensure_ascii=False))
except:
logging.error(traceback.format_exc())
return HttpResponse(json.dumps({"code": 0, "msg": "请求json格式不正确!"}, ensure_ascii=False))
else:
return HttpResponse(json.dumps({"code": 0, "msg": "请求方式错误,改为post请求"}, ensure_ascii=False))
def upload():
while True:
try:
if task_queue.qsize() > 0:
logging.info("取任务队列长度{}".format(task_queue.qsize()))
raw_data = task_queue.get()
output=raw_data["output"]
res_tmp={key: "" for key in output}
if "id" in res_tmp.keys():
res_tmp["id"]=str(uuid.uuid4())
logging.info("任务数据为:{}".format(raw_data))
chunkSize=parse_data(raw_data,raw_data["input"]["chunkSize"])
content=parse_data(raw_data,raw_data["input"]["content"])
fieldName=parse_data(raw_data,raw_data["input"]["fieldName"])
res=LC.addChroma(content,fieldName,logging,chunkSize)
res_tmp['resultsID']=res
res_tmp_json = json.dumps(res_tmp, ensure_ascii=False)
raw_data["result"] = {"successCode": "1", "errorLog": "", "results": res_tmp_json}
logging.info("结果数据为:{}".format(raw_data))
to_kafka.send_kafka(raw_data, logging)
else:
# 暂无任务,进入休眠
time.sleep(10)
except:
raw_data["result"]={}
raw_data["result"]["successCode"] = "0"
raw_data["result"]["errorLog"] = traceback.format_exc()
raw_data["result"]["results"] = json.dumps(res_tmp, ensure_ascii=False)
logging.error(traceback.format_exc())
to_kafka.send_kafka(raw_data, logging)