Exp order_info : No JSON object could be decoded

[cute-walk]

我用的是Ubuntu16.04lts系统，会报错
`chang@chang-Inspiron-5558:~/jd-autobuy$ python scraper-jd.py -g 43820201011 -c 1 -s
Namespace(area='1_72_2799_0', count=1, flush=False, good='43820201011', submit=True, wait=500)
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Mon May 20 16:37:05 2019 > 自动登录中...
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Mon May 20 16:37:06 2019 > 商品详情
编号：43820201011
库存：现货
价格：449.00
名称：Under Armour 安德玛 UA男子 RUSH 强力伸缩型短袖上衣-1327644 黑色001 L
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Mon May 20 16:37:08 2019 > 购买详情
链接：http://cart.jd.com/gate.action?pid=43820201011&pcount=1&ptype=1
结果：商品已成功加入购物车！
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Mon May 20 16:37:08 2019 > 购物车明细
购买 数量 价格 总价 商品

•  1       449.00      449.00      Under Armour 安德玛 UA男子 RUSH 强力伸缩型短袖上衣-1327644 黑色001 L
  

总数: 1
总额: 449.00
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Mon May 20 16:37:08 2019 > 订单详情
Exp order_info : No JSON object could be decoded
`
请问怎么解决啊？