func registerSTSRouter(router *mux.Router) {
	// Initialize STS.
	sts := &stsAPIHandlers{}

	// STS Router
	stsRouter := router.NewRoute().PathPrefix(SlashSeparator).Subrouter()

	// Assume roles with no JWT, handles AssumeRole.
	stsRouter.Methods(http.MethodPost).MatcherFunc(func(r *http.Request, rm *mux.RouteMatch) bool {

    [some annotation-only dependencies][guava-deps], which we discuss in more
    detail at that link.

4.  Serialized forms of ALL objects are subject to change unless noted
    otherwise. Do not persist these and assume they can be read by a future
    version of the library.

5.  Our classes are not designed to protect against a malicious caller. You
    should not use them for communication between trusted and untrusted code.

			// we ignore errors here as we don't want this event to be retried by the queue.
		} else {
			// If oldpod != ready && newpod != ready, but the ambient annotation was added,
			// then assume this event was generated by the CNI plugin labeling the pod on startup,
			// and skip the event.
			//
			// This isn't perfect (someone could manually annotate an unready pod,

      of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
      PARTICULAR PURPOSE. You are solely responsible for determining the
      appropriateness of using or redistributing the Work and assume any
      risks associated with Your exercise of permissions under this License.

   8. Limitation of Liability. In no event and under no legal theory,
      whether in tort (including negligence), contract, or otherwise,

      of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
      PARTICULAR PURPOSE. You are solely responsible for determining the
      appropriateness of using or redistributing the Work and assume any
      risks associated with Your exercise of permissions under this License.

   8. Limitation of Liability. In no event and under no legal theory,
      whether in tort (including negligence), contract, or otherwise,

      of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
      PARTICULAR PURPOSE. You are solely responsible for determining the
      appropriateness of using or redistributing the Work and assume any
      risks associated with Your exercise of permissions under this License.

   8. Limitation of Liability. In no event and under no legal theory,
      whether in tort (including negligence), contract, or otherwise,

		if tracker.isHealed(bucket) {
			continue
		}
		var forwardTo string
		// If we resume to the same bucket, forward to last known item.
		if b := tracker.getBucket(); b != "" {
			if b == bucket {
				forwardTo = tracker.getObject()
			} else {
				// Reset to where last bucket ended if resuming.
				tracker.resume()
			}
		}
		tracker.setObject("")
		tracker.setBucket(bucket)

		//
		// 1) The folder/object was deleted.
		// 2) We come from another disk and this disk missed the write.
		//
		// We therefore perform a heal check.
		// If that doesn't bring it back we remove the folder and assume it was deleted.
		// This means that the next run will not look for it.
		// How to resolve results.
		resolver := metadataResolutionParams{
			dirQuorum: f.disksQuorum,
			objQuorum: f.disksQuorum,

	// a local node socket". If the latter, outside the pod in the host netns, redirect that traffic to a hardcoded/custom proxy
	// healthcheck port, just like we used to. Otherwise, we can't assume it's local-node privileged traffic, and will capture and process it normally.
	//
	// All this is necessary because quite often apps use the same port for healthchecks as they do for reg. traffic, and

    ```Python hl_lines="5  11-12"
    {!> ../../../docs_src/settings/app02/main.py!}
    ```

!!! tip
    We'll discuss the `@lru_cache` in a bit.

    For now you can assume `get_settings()` is a normal function.

And then we can require it from the *path operation function* as a dependency and use it anywhere we need it.

=== "Python 3.9+"

    ```Python hl_lines="17  19-21"