Add progress bar and catch error

app.py

@@ -12,13 +12,16 @@ os.environ['TOKENIZERS_PARALLELISM'] = "false"
 def inference(
         text="",
         model_id="openai/clip-vit-large-patch14",
-) -> (list[str, str], pd.DataFrame):
+        progress=gr.Progress()
+) -> (list[str, str], list[str, str], pd.DataFrame):
     if text == "":
-        return [], pd.DataFrame()
+        return [], [], pd.DataFrame()
 
+    progress(0, desc='Loading tokenizer...')
     tokenizer = AutoTokenizer.from_pretrained(model_id)
 
     # Use tokenizer to tokenize the text
+    progress(0.5, desc='Tokenizing text...')
     text_inputs = tokenizer(text, return_tensors='pt')
 
     input_ids = text_inputs['input_ids'].tolist()[0]  # Convert tensor to list
@@ -88,4 +91,4 @@ if __name__ == '__main__':
         allow_flagging="never",
 
     )
-    iface.launch()
+    iface.queue().launch()