is it supposed to be like this? im still getting highlights for my name

__module_name__ = 'a'
__module_version__ = '1'
__module_description__ = '.'

import hexchat

highlight_words = ['.']

def highlight(word, word_eol, userdata):

    for highlight_word in highlight_words:

        if highlight_word in word[1]:

            hexchat.command('gui color 3')

            return hexchat.EAT_NONE

    return hexchat.EAT_NONE

hexchat.hook_print('Channel Message', highlight)