================================ dlnld_language_translation.ipynb ================================ This is a complete python script where a seq2seq network is build and used in machine translation task. ================================ helper.py problem_unittests.py ================================ These two python scripts help to preprocess data and check some specific function. ================================ main.ipynb seq2seq.py seq2seq_Copy2.py ================================ They are almost the same as dlnd_languate_translation.ipynb, but the seq2seq network is defined as a seq2seq class. It is called in the main.ipynb.