Sync fastapi docs from 50fa3f7c on 2026-01-11

docs_src/response_directly/tutorial001_py310.py

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+from datetime import datetime
+
+from fastapi import FastAPI
+from fastapi.encoders import jsonable_encoder
+from fastapi.responses import JSONResponse
+from pydantic import BaseModel
+
+
+class Item(BaseModel):
+    title: str
+    timestamp: datetime
+    description: str | None = None
+
+
+app = FastAPI()
+
+
+@app.put("/items/{id}")
+def update_item(id: str, item: Item):
+    json_compatible_item_data = jsonable_encoder(item)
+    return JSONResponse(content=json_compatible_item_data)