Update app.py

app.py

@@ -13,6 +13,9 @@ def translate_en_to_zh(text):
     translation = en_zh_translator(text)
     return translation[0]['translation_text']
 
+def swap_text(input_text, output_text):
+    return output_text, input_text
+
 with gr.Blocks() as demo:
     input_text = gr.Textbox(lines=2, placeholder="Enter text here...", label="Input Text")
     output_text = gr.Textbox(lines=2, label="Translated Text")
@@ -20,8 +23,10 @@ with gr.Blocks() as demo:
     with gr.Row():
         zh_to_en_button = gr.Button("Chinese to English")
         en_to_zh_button = gr.Button("English to Chinese")
+        swap_button = gr.Button("Swap")
 
     zh_to_en_button.click(translate_zh_to_en, inputs=input_text, outputs=output_text)
     en_to_zh_button.click(translate_en_to_zh, inputs=input_text, outputs=output_text)
+    swap_button.click(swap_text, inputs=[input_text, output_text], outputs=[input_text, output_text])
 
-demo.launch()
+demo.launch()