ERROR:Fatal error in launcher: Unable to create process using '"'问题解决
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今天用 pip install XX安装包的时候出现以下这种错误(周末没有带鼠标 所以不能截图了)
c:\Python2\Scripts>pip install virtuallenv
ERROR:Fatal error in launcher: Unable to create process using '"'
上网查找了一下解决方法 使用 python3 -m pip install --upgrade pip(其实和python2 -m pip install -U pip两个命令一样的)命令来解决
我按照步骤试了一下 出现以下情况:
C:\Python27\Scripts>python2 -m pip install -U pip
Requirement already up-to-date: pip in c:\python27\lib\site-packages
还是解决不了怎么办呢
真正的解决方案来了 其实很简单
使用python2 -m pip install xxx接可以解决了 看
C:\Python27\Scripts>python2 -m pip install virtualenv
Collecting virtualenv
Downloading virtualenv-15.1.0-py2.py3-none-any.whl (1.8MB)
100% |████████████████████████████████| 1.8MB 157kB/s
Installing collected packages: virtualenv
Successfully installed virtualenv-15.1.0
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