Building Python Microservices With Fastapi Pdf |best| May 2026

@app.get("/") async def root(): return "message": "Hello Microservices"

from fastapi import FastAPI app = FastAPI(title="My First Microservice") building python microservices with fastapi pdf

from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession from sqlalchemy.orm import sessionmaker, declarative_base engine = create_async_engine("postgresql+asyncpg://user:pass@localhost/db") AsyncSessionLocal = sessionmaker(engine, class_=AsyncSession) AsyncSession from sqlalchemy.orm import sessionmaker