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fastapi/docs_src/dataclasses_/tutorial002_py39.py
Motov Yurii 3063ada72f Add missing tests for code examples (#14569)
Co-authored-by: Sebastián Ramírez <tiangolo@gmail.com>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: Nils-Hero Lindemann <nilsherolindemann@proton.me>
2025-12-26 11:43:02 +01:00

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Python

from dataclasses import dataclass, field
from typing import Union
from fastapi import FastAPI
@dataclass
class Item:
name: str
price: float
tags: list[str] = field(default_factory=list)
description: Union[str, None] = None
tax: Union[float, None] = None
app = FastAPI()
@app.get("/items/next", response_model=Item)
async def read_next_item():
return {
"name": "Island In The Moon",
"price": 12.99,
"description": "A place to be playin' and havin' fun",
"tags": ["breater"],
}