(cls)
return cls.get_service_aliases()[0]
returns the canonical name of the service (which is its first 
        alias)
returns the canonical name of the service (which is its first 
        alias)
returns the canonical name of the service ( which is its first alias )
def get_service_name(cls):
        """returns the canonical name of the service (which is its first 
        alias)"""
        return cls.get_service_aliases()[0]
def get_service_name ( cls ) : return cls . get_service_aliases ( ) [ 0 ]