def test_read_main(): response = client.get("/") assert response.status_code == 200
engine = create_async_engine("postgresql+asyncpg://user:pass@localhost/db") AsyncSessionLocal = sessionmaker(engine, class_=AsyncSession) building python microservices with fastapi pdf
Uses Python’s async and await syntax to handle many concurrent requests efficiently without blocking. def test_read_main(): response = client
mkdir fastapi-microservice && cd fastapi-microservice python -m venv venv source venv/bin/activate # or .\venv\Scripts\activate on Windows pip install fastapi uvicorn[standard] building python microservices with fastapi pdf
Step‑by‑step code and Docker Compose setup provided.
app = FastAPI()