INFO:     Waiting for application startup.
INFO:     Application startup complete.
```

</div>

<details markdown="1">
<summary>Sobre o comando <code>fastapi dev main.py</code>...</summary>

O comando `fastapi dev` lê o seu arquivo `main.py`, identifica o aplicativo **FastAPI** nele, e inicia um servidor usando o <a href="https://www.uvicorn.org" class="external-link" target="_blank">Uvicorn</a>.

      for (certificate in response.handshake!!.peerCertificates) {
        println(CertificatePinner.pin(certificate))
      }
    }
  }
}

fun main() {
  CertificatePinning().run()

					</button>
				</div>
			</div>
		</main>
		<jsp:include page="footer.jsp" />
	</la:form>
	<input type="hidden" id="contextPath" value="${contextPath}" />
	<script type="text/javascript" src="${fe:url('/js/jquery-3.7.1.min.js')}"></script>
	<script type="text/javascript" src="${fe:url('/js/popper.min.js')}"></script>
	<script type="text/javascript" src="${fe:url('/js/bootstrap.min.js')}"></script>

📥 ❔ ⚫️ 💪 👀:

<img src="/img/tutorial/debugging/image01.png">

---

🚥 👆 ⚙️ 🗒, 👆 💪:

* 📂 "🏃" 🍣.
* 🖊 🎛 "ℹ...".
* ⤴️ 🔑 🍣 🎦 🆙.
* 🖊 📁 ℹ (👉 💼, `main.py`).

⚫️ 🔜 ⤴️ ▶️ 💽 ⏮️ 👆 **FastAPI** 📟, ⛔️ 👆 0️⃣, ♒️.

📥 ❔ ⚫️ 💪 👀:

      return MEDIA_TYPE_MARKDOWN;
    }

    @Override public void writeTo(BufferedSink sink) throws IOException {
      sink.writeAll(pipe.source());
    }
  }

  public static void main(String... args) throws Exception {
    new PostStreamingWithPipe().run();
  }

            return hasher.hash().asBytes();
          }
        };
    // Murmur3F, MurmurHash3 for x64, 128-bit (MurmurHash3_x64_128)
    // From http://code.google.com/p/smhasher/source/browse/trunk/main.cpp
    HashTestUtils.verifyHashFunction(hf, 128, 0x6384BA69);
  }

  public void testInvariants() {
    HashTestUtils.assertInvariants(murmur3_128());
  }

    @Override
    ListenableFuture<V> runInterruptibly() throws Exception {
      return checkNotNull(
          callable.call(),
          "AsyncCallable.call returned null instead of a Future. "
              + "Did you mean to return immediateFuture(null)? %s",
          callable);
    }

    @Override
    void afterRanInterruptiblySuccess(ListenableFuture<V> result) {
      setFuture(result);
    }

    @Override

  /*
   * Ideally, this class would have exposed only constructors that require a non-null cause. See
   * https://github.com/jspecify/jspecify-reference-checker/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
   * and https://github.com/jspecify/jspecify/issues/490.
   *
   * (Perhaps it should also have required that its cause was a RuntimeException. However, that

                        // Exponential backoff with max 8 seconds delay (up to MAX_RETRY_DELAY)
                        try {
                            long retryDelay = Math.min(MAX_RETRY_DELAY,
                                    BASE_RETRY_DELAY * (1L << Math.min(MAX_BACKOFF_SHIFT, getFailureCount(handle))));
                            Thread.sleep(retryDelay);
                        } catch (InterruptedException ie) {

## Jalankan kode

Semua blok-blok kode dapat disalin dan digunakan langsung (Mereka semua sebenarnya adalah file python yang sudah teruji).

Untuk menjalankan setiap contoh, salin kode ke file `main.py`, dan jalankan `uvicorn` dengan:

<div class="termy">

```console
$ uvicorn main:app --reload

<span style="color: green;">INFO</span>:     Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)