@Override
  @J2ktIncompatible
  @GwtIncompatible
    Object writeReplace() {
    return super.writeReplace();
  }

  // This class is never actually serialized directly, but we have to make the
  // warning go away (and suppressing would suppress for all nested classes too)
  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;

* `List`
* `Tuple`
* `Set`
* `Dict`
* `Optional`
* ...et d'autres.

sont appelés des **types génériques** ou **Generics**.

### Classes en tant que types

Vous pouvez aussi déclarer une classe comme type d'une variable.

Disons que vous avez une classe `Person`, avec une variable `name` :

{*../../docs_src/python_types/tutorial010.py hl[1:3] *}

    (June 1995), all U.S. Government End Users acquire Covered Software
    with only those rights set forth herein. This U.S. Government Rights
    clause is in lieu of, and supersedes, any other FAR, DFAR, or other
    clause or provision that addresses Government rights in computer
    software under this License.

9. MISCELLANEOUS.

    This License represents the complete agreement concerning subject

## Installazione

<div class="termy">

```console
$ pip install fastapi

---> 100%
```

</div>

## Installation

<div class="termy">

```console
$ pip install fastapi

---> 100%
```

</div>

    tearDownStack.runTearDown();
  }

  public void testNull() throws Exception {
    new NullPointerTester()
        .setDefault(CountDownLatch.class, new CountDownLatch(0))
        .setDefault(Semaphore.class, new Semaphore(999))
        .testAllPublicStaticMethods(Uninterruptibles.class);
  }

  // IncrementableCountDownLatch.await() tests

  // CountDownLatch.await() tests

  // Condition.await() tests

     * If the class is a wrapper class, returns its corresponding primitive class; otherwise, returns the class itself.
     *
     * @param clazz
     *            The class. Must not be {@literal null}.
     * @return The primitive class if the argument is a wrapper class, otherwise the class passed as the argument.
     */
    public static Class<?> getPrimitiveClassIfWrapper(final Class<?> clazz) {
        assertArgumentNotNull("clazz", clazz);

    }

    @Override
    void setBits(BitSet bitSet) {
      bitSet.or(table);
    }
  }

  // Static constant implementation classes

  /** Implementation of {@link #any()}. */
  private static final class Any extends NamedFastMatcher {

    static final CharMatcher INSTANCE = new Any();

    private Any() {
      super("CharMatcher.any()");
    }

* <a href="https://github.com/encode/uvicorn/blob/master/uvicorn/middleware/proxy_headers.py" class="external-link" target="_blank">Uvicorn's `ProxyHeadersMiddleware`</a>
* <a href="https://github.com/florimondmanca/msgpack-asgi" class="external-link" target="_blank">MessagePack</a>

    setDefault(Integer.class, 1);
    setDefault(long.class, 1L);
    setDefault(Long.class, 1L);
    setDefault(float.class, 1F);
    setDefault(Float.class, 1F);
    setDefault(double.class, 1D);
    setDefault(Double.class, 1D);
    setDefault(Class.class, Class.class);
  }

  /**
   * Sets the default value for {@code type}. The default value isn't used in testing {@link