update readme

examples/swarm_agent.py

@@ -1,34 +0,0 @@
-from swarm import Swarm, Agent
-from openai import OpenAI
-from httpx import Client
-import os
-
-client = Swarm(
-    client=OpenAI(
-        http_client=Client(
-            headers={
-                "Invariant-Authorization": "Bearer "
-                + os.getenv("INVARIANT_API_KEY", "")
-            }
-        ),
-        base_url="https://explorer.invariantlabs.ai/api/v1/proxy/weather-swarm-agent/openai",
-    )
-)
-
-
-def get_weather():
-    return "It's sunny."
-
-
-agent = Agent(
-    name="Agent A",
-    instructions="You are a helpful agent.",
-    functions=[get_weather],
-)
-
-response = client.run(
-    agent=agent,
-    messages=[{"role": "user", "content": "What's the weather?"}],
-)
-
-print(response.messages[-1]["content"])