这是我尝试在具有操作系统Centos-7的节点上运行的YAMLcode部分。
文件层次结构是->角色/install_tools/tasks/main.yml
它不能正常工作，YAML语法也是有效和正确的！
有人可以帮我吗？
---
- name: install the Development tools package group
yum:
name: "@Development tools"
state: present
- name: Install common software requirements
ignore_errors: yes
become: true
yum: pkg={{ item }} state=present
with_items:
- yum-plugin-fastestmirror
- epel-release
- git
- libyaml-devel
- libnet-devel
- libnetfilter_queue-devel
- libpcap-devel
- pcre-devel
- file-devel
- jansson-devel
- nss-devel
- libcap-ng-devel
- lua-devel
- binutils
- gmp
- gmp-devel
- make
- ld
- glibc.i686
- python-pip
- perl-Sys-Syslog
- readline-devel
- …