Fix mask bug

app.py

@@ -63,6 +63,7 @@ text = choose_text_menu('')
 for prompt in prompt_mix_list:
     model_load_state = st.text('Tagging Running')
     prompt = prompt.replace('[MASK]', '{}')
+    prompt = prompt.format(model_prompting.tokenizer.mask_token)
     output_tokens = query_model_prompting(model_prompting, text, prompt, top_k, targets=None)
     list_results = []
     for each in output_tokens: