- :param: name: Name of the cloud to be added
- :param: cloud: Cloud object
- :param: credential: CloudCredentials object for the cloud
+ :param: name: Name of the cloud to be added
+ :param: cloud: Cloud object
+ :param: credential: CloudCredentials object for the cloud
+ :param: credential_name: Credential name.
+ If not defined, cloud of the name will be used.