一、问题:
之前python3.6是安装的pip版本为:pip=9.0.1,我按照提示升级报错,一直装不上pip18.0,于是直接在site-package目录下删掉了pip-9.0.1的文件夹,然后再执行pip安装其他包的时候就会报错,如下图:
![](https://img-blog.csdn.net/20180808001901949?watermark/2/text/aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIxNDM3NDUx/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70)
二、解决方案:强制重新安装pip3
cmd下,输入如下命令:
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
python get-pip.py --force-reinstall
![](https://img-blog.csdn.net/2018080800314795?watermark/2/text/aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIxNDM3NDUx/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70)
三、验证安装
pip show pip
![](https://img-blog.csdn.net/20180808003205601?watermark/2/text/aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIxNDM3NDUx/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70)