TypeError: 'set' object does not support indexing

[KecenGuo]

the code：
ret = process.extract(topic_ent.replace('_', ' '), set(list(zip(*ent_types))[0]), scorer=fuzz.token_sort_ratio)

how to solve it please？

[hugochan]

process.extract(topic_ent.replace('_', ' '), set(list(zip(*ent_types))[0]), scorer=fuzz.token_sort_ratio)

@KecenGuo thank you for your interest to our work! Can you give more context on this issue? I was not able to see any problem with the code you pasted? Also, please put a link to the corresponding code snippet for easy debugging.