Update app.py

app.py

@@ -6,9 +6,9 @@ import os
 os.environ["OPENAI_API_KEY"] = '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'
 
 def construct_index(directory_path):
-    num_outputs = 256
+    num_outputs = 512
 
-    _llm_predictor = LLMPredictor(llm=OpenAI(temperature=0.5, model_name="text-davinci-003", max_tokens=num_outputs))
+    _llm_predictor = LLMPredictor(llm=OpenAI(temperature=0.7, model_name="text-davinci-003", max_tokens=num_outputs))
 
     service_context = ServiceContext.from_defaults(llm_predictor=_llm_predictor)