async def add_picture(ns={}):
    # 配置二维码图片
    # 需要传userid和图片
    userid = await get_user()
    picture = ns.get('picture')
    if not picture:
        return {'status':False,'msg':'请上传图片'}
    db = DBPools()
    async with db.sqlorContext('kboss') as sor:
        if userid:
            await sor.U('users',{'id':userid,'picture':picture})
            return {'status': True, 'msg': '配置成功'}
        else:
            return {'status': False, 'msg': '配置失败'}
ret = await add_picture(params_kw)
return ret