fastapi

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from fastapi import FastAPI
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from pydantic import BaseModel
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app = FastAPI()
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class Item(BaseModel):
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    name: str
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    description: str | None = None
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    price: float
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    tax: float | None = None
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    tags: list[str] = []
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@app.post("/items/")
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async def create_item(item: Item) -> Item:
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    return item
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@app.get("/items/")
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async def read_items() -> list[Item]:
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    return [
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        Item(name="Portal Gun", price=42.0),
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        Item(name="Plumbus", price=32.0),
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    ]
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