Now, instead of using independent `startup` and `shutdown` events, you can define that logic in a single function with `yield` decorated with `@asynccontextmanager` (an async context manager).

For example:

```Python
from contextlib import asynccontextmanager

from fastapi import FastAPI

- For raw block CSI volumes on Kubernetes, kubelet was incorrectly calling CSI NodeStageVolume for every single "map" (i.e. raw block "mount") operation for a volume already attached to the node. This PR ensures it is only called once per volume per node. ([#112403](https://github.com/kubernetes/kubernetes/pull/112403), [@akankshakumari393](https://github....

(min-resolution: 2dppx) { // Standardized\n    background-image: url($file-2x);\n    background-size: $width-1x $height-1x;\n  }\n  @include deprecate(\"`img-retina()`\", \"v4.3.0\", \"v5\");\n}\n","// stylelint-disable property-disallowed-list\n// Single side border-radius\n\n// Helper function to replace negative values with 0\n@function valid-radius($radius) {\n  $return: ();\n  @each $value in $radius {\n    @if type-of($value) == number {\n      $return: append($return, max($value, 0));\n    }...

40.809379577636719 1 1.20 7 0 0.5 0 0 7.5 2 1 166 42 green 0.00 0.0 0.0 54 40 8.05 1312 209.01 1 Manhattan 020901 1020901 E MN09 Morningside Heights 3802 1647 224 1 Manhattan 022400 1022400 E MN03 Central Harlem North-Polo Grounds 3803 nyc-taxi-data-100k-single-delim.csv trip_id,vendor_id,pickup_datetime,dropoff_datetime,store_and_fwd_flag,rate_code_id,pickup_longitude,pickup_latitude,dropoff_longitude,dropoff_latitude,passenger_count,trip_distance,fare_amount,extra,mta_tax,tip_amount,tolls_amount,ehail...

and (min-resolution: 2dppx) { // Standardized\n    background-image: url($file-2x);\n    background-size: $width-1x $height-1x;\n  }\n  @include deprecate(\"`img-retina()`\", \"v4.3.0\", \"v5\");\n}\n","// stylelint-disable property-blacklist\n// Single side border-radius\n\n@mixin border-radius($radius: $border-radius, $fallback-border-radius: false) {\n  @if $enable-rounded {\n    border-radius: $radius;\n  }\n  @else if $fallback-border-radius != false {\n    border-radius: $fallback-border-radius;\n...