raise HTTPException(status_code=400, detail="Invalid X-Token header")
    if item_id not in fake_db:
        raise HTTPException(status_code=404, detail="Item not found")
    return fake_db[item_id]


@app.post("/items/", response_model=Item)
async def create_item(item: Item, x_token: Annotated[str, Header()]):
    if x_token != fake_secret_token:
        raise HTTPException(status_code=400, detail="Invalid X-Token header")

from fastapi import FastAPI
from pydantic import BaseModel


class Item(BaseModel):
    name: str
    description: Union[str, None] = None


app = FastAPI(separate_input_output_schemas=False)


@app.post("/items/")
def create_item(item: Item):
    return item


@app.get("/items/")
def read_items() -> List[Item]:
    return [
        Item(
            name="Portal Gun",

    password: str
    email: EmailStr
    full_name: Union[str, None] = None


class UserOut(BaseModel):
    username: str
    email: EmailStr
    full_name: Union[str, None] = None


@app.post("/user/", response_model=UserOut)
async def create_user(user: UserIn) -> Any:

    boolean errorNotThrown = false;
    try {
      SerializableTester.reserializeAndAssert(orig);
      errorNotThrown = true;
    } catch (AssertionFailedError error) {
      // expected
      assertContains("must be Object#equals to", error.getMessage());
    }
    assertFalse(errorNotThrown);
  }

  public void testClassWhichIsAlwaysEqualButHasDifferentHashcodes() {
    ClassWhichIsAlwaysEqualButHasDifferentHashcodes orig =

    boolean errorNotThrown = false;
    try {
      SerializableTester.reserializeAndAssert(orig);
      errorNotThrown = true;
    } catch (AssertionFailedError error) {
      // expected
      assertContains("must be Object#equals to", error.getMessage());
    }
    assertFalse(errorNotThrown);
  }

  public void testClassWhichIsAlwaysEqualButHasDifferentHashcodes() {
    ClassWhichIsAlwaysEqualButHasDifferentHashcodes orig =

$ python myapp.py
```

</div>

então a variável interna `__name__` no seu arquivo, criada automaticamente pelo Python, terá como valor a string `"__main__"`.

Então, a seção:

```Python
    uvicorn.run(app, host="0.0.0.0", port=8000)
```

vai executar.

---

Isso não acontecerá se você importar esse módulo (arquivo).

Então, se você tiver outro arquivo `importer.py` com:

```Python
from myapp import app

   */
  @Override
  <T extends @Nullable Object> ListenableFuture<T> submit(
      Runnable task, @ParametricNullness T result);

  /**
   * {@inheritDoc}
   *
   * <p>All elements in the returned list must be {@link ListenableFuture} instances. The easiest
   * way to obtain a {@code List<ListenableFuture<T>>} from this method is an unchecked (but safe)
   * cast:
   *
   * <pre>

# 📨 👔 📟

🎏 🌌 👆 💪 ✔ 📨 🏷, 👆 💪 📣 🇺🇸🔍 👔 📟 ⚙️ 📨 ⏮️ 🔢 `status_code` 🙆 *➡ 🛠️*:

* `@app.get()`
* `@app.post()`
* `@app.put()`
* `@app.delete()`
* ♒️.

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

/// note

👀 👈 `status_code` 🔢 "👨‍🎨" 👩‍🔬 (`get`, `post`, ♒️). 🚫 👆 *➡ 🛠️ 🔢*, 💖 🌐 🔢 & 💪.

///

`status_code` 🔢 📨 🔢 ⏮️ 🇺🇸🔍 👔 📟.

/// info

	// Re-uses the same pid. This preserves the pid over multiple server-respawns.
	return syscall.Exec(argv0, os.Args, os.Environ())
}

// freezeServices will freeze all incoming S3 API calls.
// For each call, unfreezeServices must be called once.
func freezeServices() {
	// Use atomics for globalServiceFreeze, so we can read without locking.
	// We need a lock since we are need the 2 atomic values to remain in sync.
	globalServiceFreezeMu.Lock()

    else -> actualBranch
}

/**
 * The build environment.
 *
 * WARNING: Every val in here must not change for they same daemon. If it does, changes will go undetected,
 *          since this whole object is kept in the classloader between builds.
 *          Anything that changes must be in a val with a get() method that recomputes the value each time.
 */
object BuildEnvironment {

    /**