CENTOS6 pyenv and virtualenv to build a python virtual environment

Installing Pyenv

• Basic Environment Package Installation

Yum-y install gcc gcc-c++ make git patch openssl-devel zlib-devel readline-devel sqlite-devel bzip2-devel Bzip2-libsyum I Nstall-y net-tools vim lrzsz tree screen lsof tcpdump nmap sysstat Dos2unix

• Select Install to $home/.pyenv directory

git clone https://github.com/yyuu/pyenv.git ~/.pyenv

• Configuring Environment variables

echo ' Export pyenv_root= ' $HOME/.pyenv "' >> ~/.bashrcecho ' export path=" $PYENV _root/bin: $PATH "' >> ~/. Bashrc

• Add pyenv Initialize to Shell

Echo ' eval ' $ (pyenv init-) "' >> ~/.BASHRC

• Restart the shell for changes to take effect

EXEC $SHELLsource ~/.BASHRC

• Install the specified version of Python

Pyenv Install--listpyenv Install 2.7.13

• Uninstalling the specified version

Pyenv Uninstall 2.7.13

• Global switch to Python 2.7. Version 13

Pyenv Global 2.7.13

• Switch Python 2.7. Version 13 for the current directory and its subdirectories only

Pyenv Local 2.7.13

• View current usage version

• View all installed Versions

Pyenv versions

. Pyenv-virtualenv plug-in installation

• Package Installation

git clone https://github.com/yyuu/pyenv-virtualenv.git ~/.pyenv/plugins/pyenv-virtualenv  

• Configuring Environment variables

Echo ' eval ' $ (pyenv virtualenv-init-) "' >> ~/.bashrcsource ~/.BASHRC

virtualenv Creating and using a virtual Python environment

• Create a virtual Python environment

Pyenv virtualenv 2.7.13 Testvir

• Switch and use a new Python virtual environment

Pyenv Activate Testvir

• Switch back to the system environment

Pyenv Deactivate

• Deleting a virtual environment

Pyenv Virtualenv-delete Testvir

CENTOS6 pyenv and virtualenv to build a python virtual environment