lstm example is not working on windows, the problem is : perl file use makes error
from
http://deeplearning.net/tutorial/lstm.html
In order to use your own data, please use a (preprocessing script) provided as a part of this tutorial.
this file
https://raw.githubusercontent.com/kyunghyuncho/DeepLearningTutorials/master/code/imdb_preprocess.py
uses perl