Centos7安装Python虚拟环境之virtualenv

一、安装自己需要的python版本

?

1

步骤略

二、安装virtualenv模块并创建虚拟环境

?

1 2 3 4 5 6 7 8 9 10 11 12 13

[root@localhost ~]# /usr/local/python3.6.8/bin/pip3 install virtualenv [root@localhost ~]# /usr/local/python3.6.8/bin/virtualenv --version [root@localhost ~]# mkdir py_virtual [root@localhost ~]# cd py_virtual [root@localhost py_virtual]# /usr/local/python3.6.8/bin/virtualenv test [root@localhost py_virtual]# ll 总用量 0 drwxr-xr-x. 4 root root 64 9月  26 09:55 test [root@localhost py_virtual]# cd test1/ [root@localhost py_virtual]# source bin/activate  #激活虚拟环境 (test) [root@localhost py_virtual]# python -V Python 3.6.8 (test) [root@localhost ~]# deactivate  #退出虚拟环境

三、指定其他python版本创建

?

1 2 3 4 5 6 7 8 9

[root@localhost py_virtual]# /usr/local/python3.6.8/bin/virtualenv --python /usr/local/python3.5.7/bin/python3 test1 [root@localhost py_virtual]# ll 总用量 0 drwxr-xr-x. 4 root root 64 9月  26 09:55 test drwxr-xr-x. 4 root root 64 9月  26 10:09 test1 [root@localhost py_virtual]# cd test1/ [root@localhost test1]# source bin/activate (test1) [root@localhost test1]# python -V Python 3.5.7