一篇文章带你解决:ERROR: Could not install packages due to an EnvironmentError: HTTPSConnectionPool

文章目录

    • 一、问题描述
    • 二、解决办法

一、问题描述

安装 pytorch时,由于直接 pip install 总是超时或者速度非常慢,所以折中,打算先把 whl 文件下载下来再安装。进入到相应的目录,安装:

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发现出现错误:

ERROR: Could not install packages due to an EnvironmentError: HTTPSConnectionPool(host=‘files.pythonhosted.org’, port=443): Max retries exceeded with url: /packages/fe/ca/75fac5856ab5cfa51bbbcefa250182e50441074fdc3f803f6e76451fab43/dataclasses-0.8-py3-none-any.whl (Caused by ConnectTimeoutError(, ‘Connection to files.pythonhosted.org timed out. (connect timeout=15)’))

二、解决办法

网上有人说可以加个 user:

pip install --user torch-1.7.0+cu110-cp36-cp36m-win_amd64.whl

其实这应该是权限的问题,我一般anaconda 安装包使用的是:

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其实用上面那个:Anaconda Powershell Prompt 打开安装即可,应该类似我们的

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安装成功:

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