python卸载pip重新安装_pip的卸载、重装、升级（from pip19.3 to pip20.1）

问题起因

安装库失败，并且报错：You are using pip version 19.3.1; however, version 20.1.1 is available

pip需要升级，但搜索了网上现存的一些方法，未果。

在尝试卸载pip重装后发现easy_install命令失效后，经历波折，发现下面命令解决问题pip从19.3升级20.1比较方便：

问题解决：

①卸载PIP的命令：python -m pip uninstall pip

②重装PIP的命令：easy_inatall pip

//打开你的python目录输入

python -m ensurepip

//下方为完整反馈信息

D:\Python>python -m ensurepip

Looking in links: c:\Users\NaHS\AppData\Local\Temp\tmptzbt5nhe

Requirement already satisfied: setuptools in d:\python\lib\site-packages (42.0.2)

Collecting pip

Installing collected packages: pip

Successfully installed pip-19.2.3

③升级PIP的命令：python -m pip install --upgrade pip

//打开你的python目录输入

python -m pip install --upgrade pip

//下方为完整反馈信息

D:\Python>python -m pip install --upgrade pip

Collecting pip

Downloading https://files.pythonhosted.org/packages/43/84/23ed6a1796480a6f1a2d38f2802901d078266bda38388954d01d3f2e821d/pip-20.1.1-py2.py3-none-any.whl (1.5MB)

|████████████████████████████████| 1.5MB 10kB/s

Installing collected packages: pip

Found existing installation: pip 19.2.3

Uninstalling pip-19.2.3:

Successfully uninstalled pip-19.2.3

Successfully installed pip-20.1.1

本文地址：https://blog.youkuaiyun.com/weixin_40289902/article/details/107646519

如您对本文有疑问或者有任何想说的，请点击进行留言回复，万千网友为您解惑！