Update openai_api.py

openai_api.py

@@ -21,7 +21,8 @@ def get_embedding(text: str, model: str=EMBEDDING_MODEL) -> list[float]:
     return result.data[0].embedding
 
 
-def get_response(messages: list[dict], model: str=COMPLETIONS_MODEL) -> str:
+def get_response(messages: list[dict], model: str=COMPLETIONS_MODEL, 
+                temperature=0, max_completion_tokens=800) -> str:
     """Chat completion using OpenAI's GPT models."""
     response = client.chat.completions.create(
         model=model,