sampling strategy

app.py

@@ -24,9 +24,10 @@ def generate_reviews(stars, useful, funny, cool):
     out = model.generate(
         input_ids=inputs.input_ids,
         attention_mask=inputs.attention_mask,
-        num_beams=3,
+        do_sample=True,
         num_return_sequences=3,
-        temperature=1.2
+        temperature=1.2,
+        top_p=0.9
     )
     reviews = []
     for review in out: