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text-to-speech.py
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/
text-to-speech.py
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from elevenlabs import generate
from dotenv import load_dotenv
import json
import os
import glob
def list_quote_files():
return [os.path.splitext(os.path.basename(file))[0] for file in glob.glob("./assets/quotes/*.json")]
def get_quotes_from_file(path):
try:
with open(path, 'r', encoding='utf-8') as f:
data = json.load(f)
return data
except Exception as e:
print(f'Error reading file {path}\n\n: {e}')
raise e
def process_data(quotes, language):
my_api_key = get_api_key()
for i, quote in enumerate(quotes):
if audio_already_exists_for_quote(i, language):
print(f'Audio {i+1}.mp3 already exists, skipping.')
continue
try:
print(f'Processing quote {i+1}/{len(quotes)}')
audio = text_to_speech(quote, my_api_key, language)
save_audio_to_file(audio, f'./assets/audios/{language}/{i+1}.mp3')
except Exception as e:
print(f'Error processing quote {i+1}/{len(quotes)}\n\nERROR: {e}')
if 'You have reached the limit of unauthenticated requests' in str(e) or 'Free Tier usage disabled' in str(e) or 'This request exceeds your quota.' in str(e):
print('Stopping due to API limit reached.')
break
continue
show_report(language)
def get_api_key():
try:
my_api_key = os.environ['API_KEY']
if my_api_key == '' or my_api_key == 'your API key goes here':
raise KeyError
except KeyError:
print('API_KEY not found in .env file. Requesting without authentication.')
my_api_key = None
return my_api_key
def audio_already_exists_for_quote(quote_number, language):
return os.path.exists(f'./assets/audios/{language}/{quote_number+1}.mp3')
def text_to_speech(text, my_api_key, language):
if text == '':
print('Empty text, skipping.')
return
if language == 'english':
voice_to_use = "Michael"
model_to_use = "eleven_multilingual_v1"
else: # this model has more languages available
voice_to_use = "Rachel"
model_to_use = "eleven_multilingual_v2"
if my_api_key is None:
return generate(text=text, voice=voice_to_use, model=model_to_use)
else:
return generate(text=text, api_key=my_api_key, voice=voice_to_use, model=model_to_use)
def save_audio_to_file(audio, filename):
with open(filename, 'wb') as f:
f.write(audio)
def create_folders_if_not_exists(language):
if not os.path.exists('./assets/audios'):
os.makedirs('./assets/audios')
if not os.path.exists('./assets/audios/' + language):
os.makedirs('./assets/audios/' + language)
def show_report(language):
total_audios_already_created = len(os.listdir(f'./assets/audios/{language}'))
missing_audios = 366 - total_audios_already_created
print(f'\n\nREPORT: {total_audios_already_created} of 366 audios in {language} are already created.\nMissing {missing_audios} audios to complete.\n')
def main():
available_languages = list_quote_files()
for language in available_languages:
print(f'Processing language: {language}')
create_folders_if_not_exists(language)
quotes = get_quotes_from_file('./assets/quotes/' + language + '.json')
process_data(quotes, language)
if __name__ == '__main__':
load_dotenv()
main()