fix(cli/chat): only send params when set (#2077)

Author: RobertCraigie

src/openai/cli/_api/chat/completions.py

@@ -100,13 +100,17 @@ def create(args: CLIChatCompletionCreateArgs) -> None:
  "messages": [
  {"role": cast(Literal["user"], message.role), "content": message.content} for message in args.message
  ],
- "n": args.n,
- "temperature": args.temperature,
- "top_p": args.top_p,
- "stop": args.stop,
  # type checkers are not good at inferring union types so we have to set stream afterwards
  "stream": False,
  }
+ if args.temperature is not None:
+ params['temperature'] = args.temperature
+ if args.stop is not None:
+ params['stop'] = args.stop
+ if args.top_p is not None:
+ params['top_p'] = args.top_p
+ if args.n is not None:
+ params['n'] = args.n
  if args.stream:
  params["stream"] = args.stream # type: ignore
  if args.max_tokens is not None: