def __init__(self, name_driver_entity, **kwargs):
if not isinstance(name_driver_entity, (str, unicode, Entity, Driver)):
raise TypeError("First argument must be a string, "
"Driver, or Entity.")
if isinstance(name_driver_entity, Driver):
return
if isinstance(name_driver_entity, Entity):
self.entity = name_driver_entity
self._choose_best_driver()
return
elif isinstance(name_driver_entity, (str, unicode)):
try:
existing = clusto.get_by_name(name_driver_entity)
except LookupError:
existing = None
if existing:
raise NameException("Driver with the name %s already exists."
% (name_driver_entity))
self.entity = Entity(name_driver_entity,
driver=self._driver_name,
clustotype=self._clusto_type)
else:
raise TypeError("Could not create driver from given arguments.")
for key, val in self._properties.iteritems():
if key in kwargs:
val = kwargs[key]
if val is None:
continue
setattr(self, key, val)
