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title: 遇到的错误以及解决办法
date: 2020-12-21 11:28:39
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### 1, 
Failed to import pydot. You must install pydot and graphviz for `pydotprint` to work.
pip install pydot
pip install graphviz (这种方法无效，可能是安装的时候没有依赖，下面的可以正常解决问题）
conda install graphviz
### 2, python模块调用时，相对路径问题
[https://blog.csdn.net/ljl6158999/article/details/78657799](https://blog.csdn.net/ljl6158999/article/details/78657799)
临时添加搜索路径--python sys.path.append()和sys.path.insert()
[https://blog.csdn.net/xc_zhou/article/details/81417337](https://blog.csdn.net/xc_zhou/article/details/81417337)