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Deploy FastAPI on AWS Lambda: A Step-by-Step Guide

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In the world of serverless computing, AWS Lambda stands out as a powerful platform for deploying applications quickly and efficiently. FastAPI, with its high-performance capabilities and easy-to-use framework, is a perfect match for building robust APIs. In this article, we'll walk through the process of deploying a FastAPI application on AWS Lambda, step by step. Setting Up the Environment First, ensure you have Visual Studio Code open. Begin by installing the necessary dependencies: FastAPI, uvicorn, and Mangum, which serves as the handler for AWS Lambda. In your terminal, execute: pip install fastapi uvicorn mangum Next, generate a requirements.txt file to manage dependencies: pip freeze > requirements.txt Now, create the main application file, main.py , where we'll define our FastAPI application along with the necessary handlers: from fastapi import FastAPI from mangum import Mangum app = FastAPI() handler = Mangum(app) @app.get("/") async def hello
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