# 基于ansible playbook开发api，不知道callback返回报错的代码位置？

**URL:** <https://forum.ansible.com/t/ansible-playbook-api-callback/33320>\
**Category:** Ansible Project\
**Created:** [July 3, 2020, 4:49pm UTC](https://forum.ansible.com/t/ansible-playbook-api-callback/33320 "2020-07-03T16:49:20Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![xiang\_liu](https://avatars.discourse-cdn.com/v4/letter/x/8e7dd6/32.png) [@xiang\_liu](https://forum.ansible.com/u/xiang_liu)\
**Post date:** [July 3, 2020, 4:49pm UTC](https://forum.ansible.com/t/ansible-playbook-api-callback/33320/1 "2020-07-03T16:49:20Z")

</div>

我基于ansible2.9开发了一套api，大部分playbook脚本执行没问题，但是在执行

这两段代码任务时候，执行失败报错

现在我希望知道这个报错是代码执行到哪一步时候报错的。

相关代码：

 ![](https://us1.discourse-cdn.com/ansible/original/2X/0/0faafdbeb6183f061557cbc0da9dcaad4fed7d32.png)

 ![](https://us1.discourse-cdn.com/ansible/original/2X/5/55472fc573ef2323361fdbcb59cc113879a1e01a.png)

 ![](https://us1.discourse-cdn.com/ansible/original/2X/6/637bbda1552220af3de6ef850334c68b34504bf8.png)

playbook代码

 ![](https://us1.discourse-cdn.com/ansible/original/2X/f/f7b4c7e65a73ba55ac2b1b5995869d326e8b3128.png)