fastapi-master/docs_src/additional_responses/tutorial004.py

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2024-08-24 12:41:47 +08:00
from typing import Union
from fastapi import FastAPI
from fastapi.responses import FileResponse
from pydantic import BaseModel
class Item(BaseModel):
id: str
value: str
responses = {
404: {"description": "Item not found"},
302: {"description": "The item was moved"},
403: {"description": "Not enough privileges"},
}
app = FastAPI()
@app.get(
"/items/{item_id}",
response_model=Item,
responses={**responses, 200: {"content": {"image/png": {}}}},
)
async def read_item(item_id: str, img: Union[bool, None] = None):
if img:
return FileResponse("image.png", media_type="image/png")
else:
return {"id": "foo", "value": "there goes my hero"}