读取配置文件转成json连接数据库

json_conn.py

import psycopg2
import json


def load_db_config():
    with open('../conf/db0.conf', "r") as f:
        config_json = json.loads(f.read())
        return config_json

config_json = load_db_config()

def handle_conn():
    conn = psycopg2.connect(**config_json)
    return conn