It should be like the course (because now it's false, but I can't do a pull request):

!pip install opentelemetry-sdk opentelemetry-exporter-otlp openinference-instrumentation-smolagents langfuse

import os

Get keys for your project from the project settings page: https://cloud.langfuse.com

os.environ["LANGFUSE_PUBLIC_KEY"] = "pk-lf-..."
os.environ["LANGFUSE_SECRET_KEY"] = "sk-lf-..."
os.environ["LANGFUSE_HOST"] = "https://cloud.langfuse.com" # 🇪🇺 EU region

os.environ["LANGFUSE_HOST"] = "https://us.cloud.langfuse.com" # 🇺🇸 US region

from langfuse import get_client

langfuse = get_client()

Verify connection

if langfuse.auth_check():
print("Langfuse client is authenticated and ready!")
else:
print("Authentication failed. Please check your credentials and host.")

from openinference.instrumentation.smolagents import SmolagentsInstrumentor

SmolagentsInstrumentor().instrument()

from smolagents import CodeAgent, InferenceClientModel

agent = CodeAgent(tools=[], model=InferenceClientModel())
alfred_agent = agent.from_hub('sergiopaniego/AlfredAgent', trust_remote_code=True)
alfred_agent.run("Give me the best playlist for a party at Wayne's mansion. The party idea is a 'villain masquerade' theme")