SYMBOL INDEX (7 symbols across 2 files) FILE: atc.py function num2chinese (line 60) | def num2chinese(num, big=False, simp=True, o=False, twoalt=False): FILE: main.py class TextToSpeech (line 25) | class TextToSpeech: method __init__ (line 30) | def __init__(self): method speak (line 33) | def speak(self, text): method synthesize (line 58) | def synthesize(self, text, src, dst): method _play_audio (line 95) | def _play_audio(path, delay): function start_chatting (line 119) | def start_chatting(key, location):