def weak_common_prefix_generate(self, chapter_list):
"""
"""
trie = Trie()
for chapter in chapter_list:
trie.insert_string(chapter.chapter_title)
common_prefix_list = trie.find_common_prefix(trie.root, 10, '')
return common_prefix_list
def strong_common_prefix_generate(self, chapter_list):
"""
"""
trie = Trie()
for chapter in chapter_list:
trie.insert_string(chapter.chapter_title)
count = int(len(chapter_list) * 0.7) + 1
common_prefix_list = trie.find_common_prefix(trie.root, count, '')
return common_prefix_list