vim testitem2.yml

—

– hosts: all

remote_user: root

tasks:

– name: create some groups

group: name={{ item }}

when: ansible_distribution_major_version == “7”

with_items:

​ – g1

​ – g2

​ – g3

执行结果：当系统版本为CentOS7时，创建g1,g2,g3组