import asyncio
import netdev

async def task(param):
    async with netdev.create(**param) as ios:
        out = await ios.send_command("show ssh")
        print(out)
        commands = ["line console 0", "exit"]
        out = await ios.send_config_set(commands)
        print(out)
        out = await ios.send_command("show run")
        print(out)


async def run():
    dev1 = { 'username' : 'user,
             'password' : 'pass',
             'device_type': 'cisco_ios',
             'host': 'ip address',
    }
    dev2 = { 'username' : 'user,
             'password' : 'pass',
             'device_type': 'cisco_ios',
             'host': 'ip address',
    }
    devices = [dev1, dev2]
    for dev in devices:
        tasks.append(task(dev))
    await asyncio.wait(tasks)


loop = asyncio.get_event_loop()
loop.run_until_complete(run())