# Sample in-memory data store users = [ User(id=1, name="John Doe"), User(id=2, name="Jane Doe") ]
if __name__ == "__main__": app.run(debug=True) In this example, we define a simple Flask application with a single endpoint to retrieve users. This is a basic monolithic architecture, where all components are part of a single application. Let's build a simple microservice using FastAPI, a modern Python web framework. We'll use a microservices architecture for this example. python architecture patterns pdf
class User(BaseModel): id: int name: str # Sample in-memory data store users = [