據(jù)小編統(tǒng)計(jì)絕大多數(shù)朋友對這一問題很棘手，今天小編給大家分享這一問題的解決方案，一起看看吧

使用pip 提示更新：

You are using pip version 18.1, however version 20.0.2 is available. You should consider upgrading via the ’python -m pip install --upgrade pip’ command.

輸入python -m pip install --upgrade pip出現(xiàn)問題

這是因?yàn)榉?wù)器連接超時，使用下方代碼即可解決（因?yàn)閜ip源在國外，所以連起來比較慢，可以改用國內(nèi)的源）

python -m pip install --upgrade pip -i https://pypi.douban.com/simple

問題解決

安裝其他包也可使用此方法加快下載速度比如 安裝pip install scipy

pip install scipy -i https://pypi.douban.com/simple

安裝

C:WINDOWSsystem32>pip install scipy -i https://pypi.douban.com/simpleLooking in indexes: https://pypi.douban.com/simpleCollecting scipy Downloading https://pypi.doubanio.com/packages/61/51/046cbc61c7607e5ecead6ff1a9453fba5e7e47a5ea8d608cc7036586a5ef/scipy-1.4.1-cp37-cp37m-win_amd64.whl (30.9 MB) |????????????????????????????????| 30.9 MB 6.8 MB/sCollecting numpy>=1.13.3 Downloading https://pypi.doubanio.com/packages/a9/38/f6d6d8635d496d6b4ed5d8ca4b9f193d0edc59999c3a63779cbc38aa650f/numpy-1.18.1-cp37-cp37m-win_amd64.whl (12.8 MB) |????????????????????????????????| 12.8 MB 6.4 MB/sInstalling collected packages: numpy, scipySuccessfully installed numpy-1.18.1 scipy-1.4.1C:WINDOWSsystem32>

總結(jié)

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