```

////

/// tip

Pydantic, ❔ ⚫️❔ 🏋️ 🌐 💽 🔬 &amp; 🛠️ FastAPI, ✔️ 🎁 🎭 🕐❔ 👆 ⚙️ `Optional` ⚖️ `Union[Something, None]` 🍵 🔢 💲, 👆 💪 ✍ 🌅 🔃 ⚫️ Pydantic 🩺 🔃 <a href="https://docs.pydantic.dev/latest/concepts/models/#required-optional-fields" class="external-link" target="_blank">✔ 📦 🏑</a>.

///

### ⚙️ Pydantic `Required` ↩️ ❕ (`...`)

🚥 👆 💭 😬 ⚙️ `...`, 👆 💪 🗄 &amp; ⚙️ `Required` ⚪️➡️ Pydantic:

 * ```
 *
 * ## Force a Cache Response
 *
 * Sometimes you'll want to show resources if they are available immediately, but not otherwise.
 * This can be used so your application can show *something* while waiting for the latest data to be
 * downloaded. To restrict a request to locally-cached resources, add the `only-if-cached`
 * directive:
 *
 * ```java
 * Request request = new Request.Builder()

    } catch (UnsupportedOperationException | NullPointerException e) {
      // Expected.
    }
    assertInvariants(map);
  }

  public void testEntrySetSetValue() {
    // TODO: Investigate the extent to which, in practice, maps that support
    // put() also support Entry.setValue().
    if (!supportsPut) {
      return;
    }

    Map<K, V> map;
    V valueToSet;
    try {

	subsysMetrics[key] = metric

	resourceMetricsMap[subSys] = subsysMetrics
}

// updateDriveIOStats - Updates the drive IO stats by calculating the difference between the current and latest updated values.
func updateDriveIOStats(currentStats madmin.DiskIOStats, latestStats madmin.DiskIOStats, labels map[string]string) {
	sectorSize := uint64(512)
	kib := float64(1 << 10)

                            },
                            {
                              "tag": "istio.canonical_revision",
                              "literal": {
                                "value": "latest"
                              }
                            },
                            {
                              "tag": "istio.canonical_service",
                              "literal": {

enabled: false runAsUser: 1000 runAsGroup: 1000 resources: requests: memory: 128Mi # Command to run after the main command on exit exitCommand: "" ## List of service accounts to be created after minio install ## # svcaccts: ## accessKey, secretKey and parent user to be assigned to the service accounts ## Add new service accounts as explained here https://min.io/docs/minio/kubernetes/upstream/administration/identity-access-management/minio-user-management.html#service-accounts # - accessKey: console-svcacct...

enabled: false runAsUser: 1000 runAsGroup: 1000 resources: requests: memory: 128Mi # Command to run after the main command on exit exitCommand: "" ## List of service accounts to be created after minio install ## # svcaccts: ## accessKey, secretKey and parent user to be assigned to the service accounts ## Add new service accounts as explained here https://min.io/docs/minio/kubernetes/upstream/administration/identity-access-management/minio-user-management.html#service-accounts # - accessKey: console-svcacct...

enabled: false runAsUser: 1000 runAsGroup: 1000 resources: requests: memory: 128Mi # Command to run after the main command on exit exitCommand: "" ## List of service accounts to be created after minio install ## svcaccts: [] ## accessKey, secretKey and parent user to be assigned to the service accounts ## Add new service accounts as explained here https://min.io/docs/minio/kubernetes/upstream/administration/identity-access-management/minio-user-management.html#service-accounts # - accessKey: console-svcacct...

runAsUser: 1000 runAsGroup: 1000 fsGroup: 1000 resources: requests: memory: 128Mi # Command to run after the main command on exit exitCommand: "" ## List of service accounts to be created after minio install ## # svcaccts: ## accessKey, secretKey and parent user to be assigned to the service accounts ## Add new service accounts as explained here https://min.io/docs/minio/kubernetes/upstream/administration/identity-access-management/minio-user-management.html#service-accounts # - accessKey: console-svcacct...

/// info

Якщо ви вже пройшли весь навчальний посібник і повернулися, щоб дізнатися більше про типи, ось хороший ресурс <a href="https://mypy.readthedocs.io/en/latest/cheat_sheet_py3.html" class="external-link" target="_blank">"шпаргалка" від `mypy`</a>.