inventory = Inventory(loader=loader, variable_manager=variable_manager,
    host_list='/home/slotlocker/hosts2')
playbook_path = '/home/slotlocker/ls.yml'
if not os.path.exists(playbook_path):
    print('[INFO] The playbook does not exist')
sys.exit()
Options = namedtuple('Options', ['listtags', 'listtasks', 'listhosts',
    'syntax', 'connection', 'module_path', 'forks', 'remote_user',
    'private_key_file', 'ssh_common_args', 'ssh_extra_args',
    'sftp_extra_args', 'scp_extra_args', 'become', 'become_method',
    'become_user', 'verbosity', 'check'])
options = Options(listtags=False, listtasks=False, listhosts=False, syntax=
    False, connection='ssh', module_path=None, forks=100, remote_user=
    'slotlocker', private_key_file=None, ssh_common_args=None,
    ssh_extra_args=None, sftp_extra_args=None, scp_extra_args=None, become=
    True, become_method=None, become_user='root', verbosity=None, check=False)
variable_manager.extra_vars = {'hosts': 'mywebserver'}
passwords = {}
pbex = PlaybookExecutor(playbooks=[playbook_path], inventory=inventory,
    variable_manager=variable_manager, loader=loader, options=options,
    passwords=passwords)
results = pbex.run()
How to use Ansible 2.0 Python API to run a Playbook?