AttributeError when fetching varity

[hrolfrc]

Fetching verity results in an AttributeError, yet verity is in the wiktionary at https://en.wiktionary.org/wiki/verity

Here is the code to reproduce the problem:

from wiktionaryparser import WiktionaryParser
parser = WiktionaryParser()
result = parser.fetch('verity')

The traceback points to line 221, in parse_related_words.

site-packages/wiktionaryparser.py", line 221, in parse_related_words
while not parent_tag.find_all('li'):
AttributeError: 'NoneType' object has no attribute 'find_all'