💡 Add comment in AsyncExitStackMiddleware

2 days ago · 839a5d0a78
1 changed files with 2 additions and 0 deletions
--- a/fastapi/middleware/asyncexitstack.py
+++ b/fastapi/middleware/asyncexitstack.py
@ -3,6 +3,8 @@ from contextlib import AsyncExitStack
 from starlette.types import ASGIApp, Receive, Scope, Send


+# Used mainly to close files after the request is done, dependencies are closed
+# in their own AsyncExitStack
 class AsyncExitStackMiddleware:
    def __init__(
        self, app: ASGIApp, context_name: str = "fastapi_middleware_astack"