from divi import obs_openai, observablefrom dotenv import load_dotenvfrom openai import OpenAIload_dotenv()class Pirate: def __init__(self): self.client = obs_openai( OpenAI(), name="Pirate", ) @observable(name="Talk with pirate") def talk(self, message: str): """Talk like a pirate.""" res = self.client.chat.completions.create( model="gpt-4o", messages=[ {"role": "developer", "content": "Talk like a pirate."}, { "role": "user", "content": message, }, ], ) return res.choices[0].message.contentpirate = Pirate()pirate.talk("How do I check if a Python object is an instance of a class?")