_shutdown() — fastapi Function Reference

Architecture documentation for the _shutdown() function in routing.py from the fastapi codebase.

Function python FastAPI Routing called by 1

Entity Profile

FastAPI→ Routing→ _shutdown() — fastapi Function Reference

Dependency Diagram

graph TD
  9832243d_074a_bd6d_dffb_f7cbb65baa7d["_shutdown()"]
  ecadd3bc_0c58_b4e5_06d8_57da79199adc["APIRouter"]
  9832243d_074a_bd6d_dffb_f7cbb65baa7d -->|defined in| ecadd3bc_0c58_b4e5_06d8_57da79199adc
  0bcce1e6_c4c6_e1ff_31ae_19d689ccec1d["__aexit__()"]
  0bcce1e6_c4c6_e1ff_31ae_19d689ccec1d -->|calls| 9832243d_074a_bd6d_dffb_f7cbb65baa7d
  style 9832243d_074a_bd6d_dffb_f7cbb65baa7d fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

fastapi/routing.py lines 4567–4580

    async def _shutdown(self) -> None:
        """
        Run any `.on_shutdown` event handlers.

        This method is kept for backward compatibility after Starlette removed
        support for on_startup/on_shutdown handlers.

        Ref: https://github.com/Kludex/starlette/pull/3117
        """
        for handler in self.on_shutdown:
            if is_async_callable(handler):
                await handler()
            else:
                handler()