ansible/ansible — pull request #1600 by fdavis (2012-11-12 02:29:37+00:00)
Title: ansible-playbook verifies playbooks exist before running them

Is existence good enough?

I was considering running
```python
utils.parse_yaml_from_file(playbook)
```
for a syntax check before running any playbooks. But it seems silly to load the file twice.

refers to #1345