def __init__(self, application_name=None, relation=None, **unknown_fields):
        '''
        application_name : str
        relation : CharmRelation
        '''
        self.application_name = application_name
        self.relation = CharmRelation.from_json(relation) if relation else None
def __init__ ( self , application_name = None , relation = None , ** unknown_fields ) : self . application_name = application_name self . relation = CharmRelation . from_json ( relation ) if relation else None
application_name : str
        relation : CharmRelation