Fastapi Tutorial Pdf 【Top】

Create a new file called main.py and add the following code:

FastAPI is a modern, fast (high-performance), web framework for building APIs with Python 3.7+ based on standard Python type hints. In this tutorial, we'll explore the basics of FastAPI and build a simple API to demonstrate its capabilities. fastapi tutorial pdf

# PUT endpoint to update an existing item @app.put("/items/{item_id}") def update_item(item_id: int, item: Item): for existing_item in items: if existing_item["id"] == item_id: existing_item["name"] = item.name existing_item["description"] = item.description return existing_item return {"error": "Item not found"} Create a new file called main

from fastapi import FastAPI from pydantic import BaseModel fastapi tutorial pdf

# GET endpoint to retrieve all items @app.get("/items/") def read_items(): return items