fabfile test

fabfile.py

from fabric.api import task, run, hosts, sudo, cd, execute
from dogapi.fab import setup
from dogapi.fab import notify 

setup(api_key = '<redacted>')

servers = ['root@ec2-50-xxxx.compute-1.amazonaws.com', 'root@ec2-54-xxxx.compute-1.amazonaws.com', 'root@ec2-107-xxxx.compute-1.amazonaws.com']

@notify
@task
@hosts(servers)
def hostname_test():
    with cd('/srv'):
        run('hostname')

output

$ fab hostname_test
No hosts found. Please specify (single) host string for connection: ^C
Stopped.