win10下python3和python2共存环境 用pip安装一个包执行pip2 install xxx的时候报错Fatal error in launcher: Unable to create process using ''' 执行pip3 install xxx的时候报同样的错误Fatal error in launcher: Unable to create process using ''' 解决办法python2 -m pip install XXXpython3 -m pip
win7下python3和python2共存环境 用pip安装一个包执行pip2 install xxx的时候报错Fatal error in launcher: Unable to create process using '"' 执行pip3 install xxx的时候报同样的错误Fatal error in launcher: Unable to create process using '"' 解决办法python2 -m pip install XXXpython3 -m
1.先说一下什么是pippip 是“A tool for installing and managing Python packages.”,也就是说pip是python的软件安装工具2.下面介绍怎么在linux下安装pip下载pip到/usr/local/src# cd /usr/local/src# wget "https://pypi.python.org/packages/source/p/pip/pip-1.5.4.tar.gz#md5=834b2904f92d46aaa333267f