Python Multi-version management tool PYENV installation

Python Multi-version management tool PYENV installation

1. Role

Managing the Python interpreter, Python version, Python's virtual environment

Software: https://github.com/pyenv/pyenv

2.PYENV Package Installation

A. Configure the Yum source (config file contents below)

VI Centos6-base-163.repo

[Base]

name=centos-$releasever-base-163.com

baseurl=http://mirrors.163.com/centos/6/os/$basearch/

Enable=1

Gpgcheck=0

Gpgkey=http://mirror.centos.org/centos/rpm-gpg-key-centos-6

#released Updates

[Updates]

name=centos-$releasever-updates-163.com

baseurl=http://mirrors.163.com/centos/6/updates/$basearch/

Gpgcheck=0

Enable=1

Gpgkey=http://mirror.centos.org/centos/rpm-gpg-key-centos-6

#additional packages that could be useful

[Extras]

name=centos-$releasever-extras-163.com

baseurl=http://mirrors.163.com/centos/6/extras/$basearch/

Gpgcheck=0

Enable=1

Gpgkey=http://mirror.centos.org/centos/rpm-gpg-key-centos-6

#additional packages that extend functionality of existing packages

[Centosplus]

name=centos-$releasever-plus-163.com

baseurl=http://mirrors.163.com/centos/6/centosplus/$basearch/

Gpgcheck=0

Enabled=1

Gpgkey=http://mirror.centos.org/centos/rpm-gpg-key-centos-6

#contrib-packages by Centos Users

[Contrib]

name=centos-$releasever-contrib-163.com

baseurl=http://mirrors.163.com/centos/6/contrib/$basearch/

Gpgcheck=0

Enabled=1

Gpgkey=http://mirror.centos.org/centos/rpm-gpg-key-centos-6

B. Install Git software and dependency packages

Yum Install Git-y

Yum-y install gcc make patch gdbm-devel openssl-devel sqlite-devel readline-devel zlib-devel bzip2-devel

C. Create a user

Useradd python

passwd python

D. Install pyenv software

Curl-l Https://raw.githubusercontent.com/pyenv/pyenv-installer/master/bin/pyenv-installer | Bash

E. Configure Environment variables

Vim ~/.bash_profile

Export path= "/home/python/.pyenv/bin: $PATH"

Eval "$ (pyenv init-)"

Eval "$ (pyenv virtualenv-init-)"

1.1.2  3. Installing and managing Python using pyenv Software

A. List all available versions

Pyenv versions

B. Install the specified Python version

pyenv Install 3.5.3-v

View Python version

Python-v

C, create a directory to have local bundled in a directory

Mkdir-p magedu/projects

CD magedu/projects/

Pyenv Local 3.5.3----------------#让python版本捆绑在一个目录下

Python-v

Python 3.5.3

CD-------#你看如果在其它目录, the Python version is the system default 2.6,local login Basic Isolation

Python-v

Python 2.6.6

Python Multi-version management tool PYENV installation