@app.options("/items/{item_id}")
def options_item(item_id: str):
    return JSONResponse(None, headers={"x-fastapi-item-id": item_id})


@app.patch("/items/{item_id}")
def patch_item(item_id: str, item: Item):
    return {"item_id": item_id, "item": item}


@app.trace("/items/{item_id}")
def trace_item(item_id: str):
    return JSONResponse(None, media_type="message/http")

    responses: Optional[Dict[str, Union[Response, Any]]] = None
    callbacks: Optional[Dict[str, Union[Dict[str, "PathItem"], Reference]]] = None
    deprecated: Optional[bool] = None
    security: Optional[List[Dict[str, List[str]]]] = None
    servers: Optional[List[Server]] = None


class PathItem(BaseModelWithConfig):
    ref: Optional[str] = Field(default=None, alias="$ref")
    summary: Optional[str] = None