main.py

from agents import Agent, Runner, AsyncOpenAI, OpenAIChatCompletionsModel, RunConfig
from dotenv import load_dotenv
import os

load_dotenv()

gemini_api_key = os.getenv('GEMINI_API_KEY')
# print(gemini_api_key)
if not gemini_api_key:
    raise ValueError("GEMINI_API_KEY is not please ensure that it is define in your env files.")

external_client = AsyncOpenAI(
    api_key = gemini_api_key,
    base_url = "https://generativelanguage.googleapis.com/v1beta/openai/"
)

model = OpenAIChatCompletionsModel(
    model = "gemini-2.0-flash",
    openai_client = external_client,
)

config = RunConfig(
    model = model,
    tracing_disabled = True,
    model_provider = external_client,
)

writer_agent = Agent(
    name = "writer",
    instructions = """You are a writer. Who can write essay, Stories, Articles, and more.
                    You can write on any topic. You can also write in different styles and tones.""")
                    

response = Runner.run_sync(
    writer_agent,
    input="Write a short article on SLP (Single Layer Perceptron).",
    run_config=config,
)
print(response.final_output)