ó F jãój•SSKJr SSKJrJr SSKJr SSKJr SSK J r \ "S5r "SS\ 5rg ) é)ÚCallable)Ú AnnotatedÚAny)ÚDoc)ÚBackgroundTasks)Ú ParamSpecÚPcóˆ^•\rSrSrSrS\\\\4\ "S54S\RS\RSS4U4S jjr S r U=r$) ré aÿ A collection of background tasks that will be called after a response has been sent to the client. Read more about it in the [FastAPI docs for Background Tasks](https://fastapi.tiangolo.com/tutorial/background-tasks/). ## Example ```python from fastapi import BackgroundTasks, FastAPI app = FastAPI() def write_notification(email: str, message=""): with open("log.txt", mode="w") as email_file: content = f"notification for {email}: {message}" email_file.write(content) @app.post("/send-notification/{email}") async def send_notification(email: str, background_tasks: BackgroundTasks): background_tasks.add_task(write_notification, email, message="some notification") return {"message": "Notification sent in the background"} ``` Úfuncz¢ The function to call after the response is sent. It can be a regular `def` function or an `async def` function. ÚargsÚkwargsÚreturnNcó,>•[TU]"U/UQ70UD6$)zÄ Add a function to be called in the background after the response is sent. Read more about it in the [FastAPI docs for Background Tasks](https://fastapi.tiangolo.com/tutorial/background-tasks/). )ÚsuperÚadd_task)Úselfr r rÚ __class__s €Úr&s*ðÝ$ß!åÝLÝ'á ˆcƒN€ô27Ð.õ27r