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2021-03-14 · via 轶哥博客

在ubuntu 20.04 LTS版本中,可以通过sudo apt install python安装python2,但是无法通过sudo apt install python-pip安装pip2,提示E: Unable to locate package python-pip

无法找到python-pip安装包的原因是,Python 2.7的支持周期已于2020年1月1日结束。因为不再维护Python 2.7,pip 21.0已于2021年1月停止对Python 2.7的支持。

如果通过pypa.io的默认get-pip.py脚本进行安装,也将遇到This script does not work on Python 2.7 The minimum supported Python version is 3.6.提示。

正确的安装姿势

sudo apt install wget python-is-python2 # 安装wget和python2
wget https://bootstrap.pypa.io/pip/2.7/get-pip.py
python get-pip.py

image.png

重启终端后,即可执行pippip2命令。

此安装方法同样适用于WSL2。

Ubuntu 20.04 LTS安装python2和python3以及对应pip

复制下面的命令,可快速完成python2和python3以及对应pip的安装。

sudo apt install wget python python3 python3-pip python-ply python3-ply -y
wget https://bootstrap.pypa.io/pip/2.7/get-pip.py
python get-pip.py

image.png

记得重启终端。