不管什么图片，都提示异常 about darknet-ocr HOT 7 OPEN

我也遇到了这个问题 web.py框架不支持python 3.7需要把python版本更换为3.6 这个问题就解决了

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把web.py卸载掉，重新安装。
我之前也遇到过，是版本问题。

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我一斤多次卸载重装了，还是不行啊。你有什么好的安装方法吗？

$ pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple web.py --user
Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple
Processing /home/ubuntu/.cache/pip/wheels/66/56/41/0afd04dbdf7cc978f28f69f7c33b488b2c62ef14980345bc38/web.py-0.40-cp35-none-any.whl
Requirement already satisfied: cheroot in /home/ubuntu/.local/lib/python3.5/site-packages (from web.py) (8.2.1)
Requirement already satisfied: markdown in /usr/local/lib/python3.5/dist-packages (from web.py) (3.1.1)
Requirement already satisfied: jaraco.functools in /home/ubuntu/.local/lib/python3.5/site-packages (from cheroot->web.py) (2.0)
Requirement already satisfied: more-itertools>=2.6 in /home/ubuntu/.local/lib/python3.5/site-packages (from cheroot->web.py) (8.1.0)
Requirement already satisfied: six>=1.11.0 in /home/ubuntu/.local/lib/python3.5/site-packages (from cheroot->web.py) (1.13.0)
Requirement already satisfied: setuptools>=36 in /usr/local/lib/python3.5/dist-packages (from markdown->web.py) (41.2.0)
Installing collected packages: web.py
Successfully installed web.py-0.40

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字符串编码问题

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python=3.6，python3.5 json.loads是字符串不是字节，要先转码

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多谢大神，我升级到Python3.6 试一下

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