Update app.py

app.py

@@ -12,7 +12,7 @@ def fn(text):
     tokenizer.tgt_lang = "en"
     encoded_zh = tokenizer(text, return_tensors="pt")
     generated_tokens = model.generate(**encoded_zh)
-    tokenizer.batch_decode(generated_tokens, skip_special_tokens=True)
+    return tokenizer.batch_decode(generated_tokens, skip_special_tokens=True)
 
 demo = gr.Interface(fn=fn, inputs="text", outputs="text")
 demo.launch()