wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo

yum install python-pip -y

pip install --upgrade pip

pip install -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com virtualenv

[root@localhost ~]# virtualenv venv

created virtual environment CPython2.7.5.final.0-64 in 3125ms

creator CPython2Posix(dest=/root/venv, clear=False, global=False)

seeder FromAppData(download=False, pip=bundle, wheel=bundle, setuptools=bundle, via=copy, app_data_dir=/root/.local/share/virtualenv)

added seed packages: pip==20.1.1, setuptools==44.1.1, wheel==0.34.2

activators PythonActivator,CShellActivator,FishActivator,PowerShellActivator,BashActivator

[root@localhost ~]# source venv/bin/activate

(venv) [root@localhost ~]# deactivate

pip install -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com fabric

(venv) [root@localhost ~]# pip freeze

DEPRECATION: Python 2.7 reached the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 is no longer maintained. pip 21.0 will drop support for Python 2.7 in January 2021. More details about Python 2 support in pip, can be found at https://pip.pypa.io/en/latest/development/release-process/#python-2-support

bcrypt==3.1.7

cffi==1.14.0

cryptography==2.9.2

enum34==1.1.10

fabric==2.5.0

invoke==1.4.1

ipaddress==1.0.23

paramiko==2.7.1

pycparser==2.20

PyNaCl==1.4.0

six==1.15.0

(venv) [root@localhost ~]# python

Python 2.7.5 (default, Apr 11 2018, 07:36:10)

[GCC 4.8.5 20150623 (Red Hat 4.8.5-28)] on linux2

Type "help", "copyright", "credits" or "license" for more information.

>>> import fabric

>>> dir(fabric)

['Config', 'Connection', 'Executor', 'Group', 'GroupResult', 'Remote', 'Result', 'SerialGroup', 'Task', 'ThreadingGroup', '__builtins__', '__doc__', '__file__', '__name__', '__package__', '__path__', '__version__', '__version_info__', '_version', 'config', 'connection', 'exceptions', 'executor', 'group', 'runners', 'task', 'tasks', 'transfer', 'tunnels', 'util']

>>>

(venv) [root@localhost ~]# fab --version

Fabric 2.5.0

Paramiko 2.7.1

Invoke 1.4.1