code: def install(cls, type_, name, src, *args, **kwargs):
          
          data = kwargs.pop('data', None)
          if data is None:
              data = {
                  'addon': {
                      'type': type_,
                      'name': name,
                      'src': src,
                  }
              }
          cls.create(data=data, *args, **kwargs)
docs: Install an add-on to this account.