Update app.py

app.py

@@ -175,7 +175,7 @@ devanagari_lang = [
 ]
 other_lang = ['ch', 'en', 'korean', 'japan', 'chinese_cht', 'ta', 'te', 'ka']
 
-all_lang = [""]
+all_lang = ['', 'auto']
 all_lang.extend([*other_lang, *latin_lang, *arabic_lang, *cyrillic_lang, *devanagari_lang])
 
 
@@ -208,7 +208,7 @@ if __name__ == "__main__":
                 max_pages = gr.Slider(1, 20, 10, step=1, label='Max convert pages')
                 with gr.Row():
                     layout_mode = gr.Dropdown(["layoutlmv3", "doclayout_yolo"], label="Layout model", value="doclayout_yolo")
-                    language = gr.Dropdown(all_lang, label="Language", value="")
+                    language = gr.Dropdown(all_lang, label="Language", value='auto')
                 with gr.Row():
                     formula_enable = gr.Checkbox(label="Enable formula recognition", value=True)
                     is_ocr = gr.Checkbox(label="Force enable OCR", value=False)