code: def delete_unspent_outputs(self, *unspent_outputs):
          
          if unspent_outputs:
              return backend.query.delete_unspent_outputs(
                                          self.connection, *unspent_outputs)
docs: Deletes the given ``unspent_outputs`` (utxos).
  
          Args:
              *unspent_outputs (:obj:`tuple` of :obj:`dict`): Variable
                  length tuple or list of unspent outputs.