from libcloud.compute.types import Provider
from libcloud.compute.providers import get_driver

Cloudwatt = get_driver(Provider.CLOUDWATT)
driver = Cloudwatt('your_email', 'your_password', 'your_tenant_id',
                   tenant_name='your_tenant_name')
image = [i for i in driver.list_images() if i.name == 'Debian Wheezy'][0]
size = [s for s in driver.list_sizes() if s.name == 'n1.cw.standard-1'][0]
node = driver.create_node(name='yournode', size=size, image=image)