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<>问题描述
在使用jupyter notebook新建文件或运行代码时无反应或显示local
host已拒绝链接的问题时,可能有以下两点原因:1.电脑用户名为中文。2.pyzmq的版本过高。
<>解决方案:
1.电脑用户名为中文
倘若Jupyter notebook运行代码没反应、内核显示正忙,或jupyter notebook local
host已拒绝链接可能的原因之一是Windows用户名中含有中文,解决办法如下:
将用户变量中TEMP和TMP中的变量值用%systemroot%\TEMP替换原有的变量值。
操作如下:打开 高级系统设置--高级--环境变量 --xxxx的用户变量(xxxx对你用户名的简写)
(修改前)
(修改后)
2.pyzmq的版本过高。
Jupyter notebook运行代码没反应、内核显示正忙,或jupyter notebook local
host已拒绝链接可能的原因之一是pyzmq的版本过高。通过降低pyzmq版本得以解决,具体操作如下:
降低pyzmq的版本
在anaconda你所需要的虚拟环境中输入代码:
pip uninstall pyzmq pip install pyzmq==19.0.2
最后能正常打开和运行
内核也是正常未显示占用。