What's difference between train.py and onmt_train!

[abas (amar)]

what’s difference between

python OpenNMT-py/preprocess.py
python OpenNMT-py/train.py
python OpenNMT-py/translate.py

and

onmt_build_vocab
onmt_train
onmt_translate

And When do we use each one?

thank you
regards
abas;

[francoishernandez (François Hernandez)]

These are basically the same thing. It just depends on how you install / intend to use OpenNMT-py.
Check my reply here:

OpenNMT-py 2.0 onmt_xxxx vs xxx.py

Srry I have limited python/linux knowledge. You might want to get a bit more of such knowledge, it’s not that difficult and will help you a lot if you intend to keep experimenting with frameworks like OpenNMT. For your specific question, it depends on the way you retrieved/installed OpenNMT-py. If installed via pip or conda, you should indeed have the entry points (onmt_translate, etc.) in your path and should be able to execute those. These entry points are just wrapping the scripts, and a…

[abas (amar)]

thank you francoi,
in my test in google colab i use (preprocess.py ,train.py ,translate.py) it works fine .

in my propre GPUs it not work , i do not understand what is the problem .

[francoishernandez (François Hernandez)]

You’re probably trying to install this using pip for python2, which is not compatible.
Try with python3/pip3.