CANONICAL_REVISION='latest'
CANONICAL_SERVICE='foo'
CA_ADDR='istiod-rev-1.istio-system.svc:15012'
CLUSTER_MESH_CONFIG_VALUE='foo'
ISTIO_INBOUND_PORTS='*'
ISTIO_LOCAL_EXCLUDE_PORTS='22,15090,15021,15020'
ISTIO_METAJSON_LABELS='{"service.istio.io/canonical-name":"foo","service.istio.io/canonical-revision":"latest"}'
ISTIO_META_CLUSTER_ID='Kubernetes'
ISTIO_META_DNS_CAPTURE='true'
ISTIO_META_MESH_ID=''
ISTIO_META_NETWORK=''
ISTIO_META_WORKLOAD_NAME='foo'

        out the following fields. Before we begin, please make sure that the bug is still present in
        the [latest](https://github.com/google/guava/releases/latest) version of Guava available.
        If it's already fixed in the latest version of Guava, then please just update your Guava
        version instead.

  - type: input
    attributes:
      label: Guava Version

    visibility = [
        "//tensorflow:internal",
    ],
    deps = [
        ":c_api_internal",
    ],
)

# -----------------------------------------------------------------------------
# Public targets

filegroup(
    name = "headers",
    srcs = [
        "c_api.h",
        "c_api_experimental.h",
        "c_api_macros.h",
        "tensor_interface.h",
        "tf_attrtype.h",
        "tf_buffer.h",

    * **🐩-⚓️**: ⚓️ 🔛 (&amp; 🍕 🔗 ⏮️) 📂 🐩 🔗: <a href="https://github.com/OAI/OpenAPI-Specification" class="external-link" target="_blank">🗄</a> &amp; <a href="https://json-schema.org/" class="external-link" target="_blank">🎻 🔗</a>.
    * <a href="https://fastapi.tiangolo.com/features/" class="external-link" target="_blank">**📚 🎏 ⚒**</a> 🔌 🏧 🔬, 🛠️, 🎓 🧾, 🤝 ⏮️ Oauth2️⃣ 🥙 🤝, ♒️.
* **🔐 🔐** 🔁 🔢.
* **🥙 🤝** 🤝.

* <a href="https://github.com/swagger-api/swagger-ui" class="external-link" target="_blank"><strong>Swagger UI</strong></a>, com navegação interativa, chame e teste sua API diretamente do navegador.

![Interação Swagger UI](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Documentação alternativa da API com <a href="https://github.com/Rebilly/ReDoc" class="external-link" target="_blank"><strong>ReDoc</strong></a>.

	maxima = 0 // Counter for remembering max occurrence of elements.
	latest := int64(0)

	// Find the common cardinality from previously collected
	// occurrences of elements.
	for nano, count := range timeOccurrenceMap {
		if count < maxima {
			continue
		}

		// We are at or above maxima
		if count > maxima || nano > latest {
			maxima = count
			latest = nano
		}
	}

* <a href="https://docs.porter.run/language-specific-guides/fastapi" class="external-link" target="_blank">Porter</a>

* 🗜 🗜-🗜 📨 💪.
* 🔁 🚨 🌐 📨 💪.

## 🚚 🛃 📨 💪 🔢

➡️ 👀 ❔ ⚒ ⚙️ 🛃 `Request` 🏿 🗜 🗜 📨.

& `APIRoute` 🏿 ⚙️ 👈 🛃 📨 🎓.

### ✍ 🛃 `GzipRequest` 🎓

/// tip

👉 🧸 🖼 🎦 ❔ ⚫️ 👷, 🚥 👆 💪 🗜 🐕‍🦺, 👆 💪 ⚙️ 🚚 [`GzipMiddleware`](../advanced/middleware.md#gzipmiddleware){.internal-link target=_blank}.

///

* <a href="https://hub.docker.com/_/postgres" class="external-link" target="_blank">PostgreSQL</a>
* <a href="https://hub.docker.com/_/mysql" class="external-link" target="_blank">MySQL</a>
* <a href="https://hub.docker.com/_/mongo" class="external-link" target="_blank">MongoDB</a>
* <a href="https://hub.docker.com/_/redis" class="external-link" target="_blank">Redis</a>, usw.

```

/// tip

Pydantic 是 FastAPI 中所有数据验证和序列化的核心，当你在没有设默认值的情况下使用 `Optional` 或 `Union[Something, None]` 时，它具有特殊行为，你可以在 Pydantic 文档中阅读有关<a href="https://docs.pydantic.dev/latest/concepts/models/#required-optional-fields" class="external-link" target="_blank">必需可选字段</a>的更多信息。

///

### 使用Pydantic中的`Required`代替省略号(`...`)

如果你觉得使用 `...` 不舒服，你也可以从 Pydantic 导入并使用 `Required`：

```Python hl_lines="2  8"