Example not work on python 3.7.0

[nadavvin]

It return empty []

from stop_words import get_stop_words

stop_words = get_stop_words('en')
stop_words = get_stop_words('english')

from stop_words import safe_get_stop_words

stop_words = safe_get_stop_words('unsupported language')
print(stop_words)

[zhangby2085]

Do you have NLTK package already installed?

[nadavvin]

I install now:
pip install stop-words
pip install NLTK

Then run the example, same result: []

Also NLTK not mention in README.rst