This code generates topic models from a text document.

Example usage: python topic_model.py DOCUMENT_NAME.txt NUM_OF_TOPICS

Return a list of topic words

Inspired by Topic Modelling in Python with NLTK and Gensim by Susan Li: (Link) https://towardsdatascience.com/topic-modelling-in-python-with-nltk-and-gensim-4ef03213cd21