Update app.py

app.py

@@ -1,7 +1,7 @@
 import torch 
 import re 
 import gradio as gr
-from transformers import GPT2Tokenizer, ViTFeatureExtractor, VisionEncoderDecoderModel 
+from transformers import AutoTokenizer, ViTFeatureExtractor, VisionEncoderDecoderModel 
 
     
 device = 'cpu'
@@ -9,7 +9,7 @@ encoder_checkpoint = 'google/vit-base-patch16-224'
 decoder_checkpoint = 'surajp/gpt2-hindi'
 model_checkpoint = 'team-indain-image-caption/hindi-image-captioning'
 feature_extractor = ViTFeatureExtractor.from_pretrained(encoder_checkpoint)
-tokenizer = GPT2Tokenizer.from_pretrained(decoder_checkpoint)
+tokenizer = AutoTokenizer.from_pretrained(decoder_checkpoint)
 model = VisionEncoderDecoderModel.from_pretrained(model_checkpoint).to(device)