#coding:utf8

import psycopg2
import codecs
import json

conn = psycopg2.connect(dbname="BiddingKM_test_10000",user="postgres",password="postgres",host="192.168.2.101")

cursor = conn.cursor()

with codecs.open("C:\\Users\\User\\Desktop\\bxkc.zhongbiao_extraction_test.json", "r", encoding="utf8") as f:
        text = "["+f.read().replace("}","},")[:-1]+"]"
        index = 0
        for item in json.loads(text,encoding="utf8"):
            index += 1
            print(index)
            id = item["document_id"]
            first = item["first_tenderer"]
            second = item["second_tenderer"]
            third = item["third_tenderer"]
            #print(name,reference)
            sql = " update articles set first_tenderer='"+str(first)+"',second_tenderer='"+str(second)+"',third_tenderer='"+str(third)+"' where id='"+str(id)+"' "
            cursor.execute(sql)
            if index%1000==0:
                conn.commit()
        f.close()
conn.commit()
conn.close()