#### Bir *Yol Operasyonu Dekoratörü* Tanımlayalım

```Python hl_lines="6"
{!../../docs_src/first_steps/tutorial001.py!}
```

`@app.get("/")` dekoratörü, **FastAPI**'a hemen altındaki fonksiyonun aşağıdaki durumlardan sorumlu olduğunu söyler:

* <abbr title="Bir HTTP GET metodu"><code>get</code> operasyonu</abbr> ile
* `/` yoluna gelen istekler

/// info | "`@decorator` Bilgisi"

///

### <a href="https://github.com/encode/apistar" class="external-link" target="_blank">APIStar</a> (<= 0.5)

**FastAPI**'ı geliştirmeye başlamadan hemen önce **APIStar** sunucusunu buldum. Benim aradığım şeylerin neredeyse hepsine sahipti ve harika bir tasarımı vardı.

   * higher than performing just the operation without enforcing the capacity constraint.
   *
   * This implementation uses a per-segment queue to record a memento of the additions, removals,
   * and accesses that were performed on the map. The queue is drained on writes and when it exceeds
   * its capacity threshold.
   *

   * higher than performing just the operation without enforcing the capacity constraint.
   *
   * This implementation uses a per-segment queue to record a memento of the additions, removals,
   * and accesses that were performed on the map. The queue is drained on writes and when it exceeds
   * its capacity threshold.
   *

   * higher than performing just the operation without enforcing the capacity constraint.
   *
   * This implementation uses a per-segment queue to record a memento of the additions, removals,
   * and accesses that were performed on the map. The queue is drained on writes and when it exceeds
   * its capacity threshold.
   *