Revert "Update app.py"

This reverts commit 84e19963f4ff3137b48c882882e9e2f90887c005.

app.py

@@ -157,9 +157,9 @@ def generate(
         attention_mask=attention_mask.to("cuda"),
         max_new_tokens=30,
         num_beams=3,
-        # do_sample=True,
-        # temperature=0.3,
-        # top_k=0,
+        do_sample=True,
+        temperature=0.3,
+        top_k=0,
     )
 
     gen_text = tokenizer.decode(