code: def new_transaction(self, timeout, durability, transaction_type):
          
          connection = self._connect()
          return Transaction(self._client, connection, timeout, durability, transaction_type)
docs: Creates a Transaction object with given timeout, durability and transaction type.
  
          :param timeout: (long), the timeout in seconds determines the maximum lifespan of a transaction.
          :param durability: (int), the durability is the number of machines that can take over if a member fails during a
              transaction commit or rollback
          :param transaction_type: (Transaction Type), the transaction type which can be :const:`~hazelcast.transaction.TWO_PHASE` or :const:`~hazelcast.transaction.ONE_PHASE`
          :return: (:class:`~hazelcast.transaction.Transaction`), new created Transaction.