错误:Could not find an available JavaScript runtime

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使用execjs 解析抓取的网页数据时,报错:Could not find an available javascript runtime

 

 

pip install pyPyExecjs 安装

 

解决方案:

下载:wget https://nodejs.org/dist/v8.11.4/node-v8.11.4.tar.gz
安装Node:./configure --prefix=/usr/local/node; make install
通过错误定位到文件site-packages/execjs/_runtimes.py,从中可以看到取JavaScript Runtime是这个“EXECJS_RUNTIME”环境变量读取
设置环境变量:export EXECJS_RUNTIME=/usr/local/node

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