@app.get("/") def read_root(): return {"message": "Welcome to FastAPI"} This code creates a basic FastAPI application with a single endpoint at / .
# Create a list to store our items items = [ {"id": 1, "name": "Item 1", "description": "This is item 1"}, {"id": 2, "name": "Item 2", "description": "This is item 2"}, ] fastapi tutorial pdf
# Define a Pydantic model for our data class Item(BaseModel): id: int name: str description: str "name": "Item 1"
app = FastAPI()
To get started with FastAPI, you'll need to install it using pip: "description": "This is item 1"}
# GET endpoint to retrieve a single item by ID @app.get("/items/{item_id}") def read_item(item_id: int): for item in items: if item["id"] == item_id: return item return {"error": "Item not found"}
You can download a PDF version of this tutorial [here](insert link to PDF).