def get_rackspace_driver(rackspace):
 rackspace = get_driver(Provider.RACKSPACE)(rackspace['username'], rackspace['key'], region=rackspace['region'])
 return rackspace

def get_rackspace_driver ( rackspace ) : rackspace = get_driver ( Provider . RACKSPACE ) ( rackspace [ 'username' ] , rackspace [ 'key' ] , region = rackspace [ 'region' ] ) return rackspace
get a libcloud rackspace driver given some credentials and other configuration .