Update app.py

app.py

@@ -1,14 +1,16 @@
 import gradio as gr
 from gradio.inputs import Textbox
 
+import nltk
+nltk.download('punkt')
+from nltk.tokenize import word_tokenize
+
 from transformers import SpeechT5Processor, SpeechT5ForTextToSpeech, SpeechT5HifiGan
 from datasets import load_dataset
 import torch
 import random
 import string
 import soundfile as sf
-import nltk
-from nltk.tokenize import word_tokenize
 
 device = "cuda" if torch.cuda.is_available() else "cpu"
 # load the processor