Virtualenvwrapper solves the installation error, and virtualenvwrapper is permanently effective

install virtualenvwrapper We will report an error as follows ：

/usr/bin/python: No module named virtualenvwrapper

The reason is installation virtualenvwrapper The default is python2 Interpreter , You need to modify the settings here Linux Environment variables of ,

vim ~/.bashrc

export WORKON_HOME=~/Envs   # Set up virtualenv The unified management catalog 
export VIRTUALENVWRAPPER_VIRTUALENV_ARGS='--no-site-packages'   # add to virtualenvwrapper Parameters of , Create a clean and isolated environment 
export VIRTUALENVWRAPPER_PYTHON=/opt/python347/bin/python3     # Appoint python Interpreter 
source /opt/python34/bin/virtualenvwrapper.sh # perform virtualenvwrapper set up script 

 Read the file , Make effective , Now you can use virtalenvwrapper

source ~/.bashrc