Update app.py

app.py

@@ -7,7 +7,7 @@ tokenizer = GPT2Tokenizer.from_pretrained(model_name)
 
 def generate(text):
     token_ids = tokenizer.encode(text, return_tensors="pt")
-    gpt2_tensors = model.generate(token_ids, max_length=200)
+    gpt2_tensors = model.generate(token_ids, max_length=200, no_repeat_ngram_size=True)
     
     #response= gpt2_tensors
     response = ""