qng_nicknames.py

#!/usr/bin/env python

import fbchat
import time
import qng.generator

username = "<redacted>"
password = "<redacted>"
thread_id = "<redacted>"

generator = qng.generator.QuebNameGenerator()
def random_name(gender):
    if gender == "female_singular":
        return generator.generate(gender='female')
    else:
        return generator.generate(gender='male')

def change_nickname(user, thread_id):
    old_nickname = user.nickname
    new_nickname = random_name(user.gender)
    client.changeNickname(new_nickname, user.uid, thread_id=thread_id, thread_type=thread.type)
    print("{}: '{}' to '{}'".format(user.first_name, old_nickname, new_nickname))
    time.sleep(1)

client = fbchat.Client(username, password)
thread = client.fetchThreadInfo(thread_id)[thread_id]

if thread.type == fbchat.ThreadType.USER:
    change_nickname(thread, thread_id)
else:
    users = client.fetchUserInfo(*thread.nicknames.keys())
    for (user_id, nickname) in thread.nicknames.items():
        users[user_id].nickname = nickname
        change_nickname(users[user_id], thread_id)

client.logout()