{!../../docs_src/python_types/tutorial010.py!}
```

И снова вы получаете полную поддержку редактора:

<img src="/img/python-types/image06.png">

## Pydantic-модели

<a href="https://docs.pydantic.dev/" class="external-link" target="_blank">Pydantic</a> является Python-библиотекой для выполнения валидации данных.

Вы объявляете «форму» данных как классы с атрибутами.

И каждый атрибут имеет тип.

     |       anything, you could just leave off the <value/> inside the activation-property.
     |
    <profile>
      <id>env-dev</id>

      <activation>
        <property>
          <name>target-env</name>
          <value>dev</value>
        </property>
      </activation>

      <properties>
        <tomcatPath>/path/to/tomcat/instance</tomcatPath>
      </properties>

# See https://proxy.golang.org for details.
GOPROXY=https://proxy.golang.org,direct
GOSUMDB=sum.golang.org

# Automatically download newer toolchains as directed by go.mod files.
# See https://go.dev/doc/toolchain for details.

	"versions",
	"website",
}

// Signature and API related constants.
const (
	signV2Algorithm = "AWS"
)

// AWS S3 Signature V2 calculation rule is give here:
// http://docs.aws.amazon.com/AmazonS3/latest/dev/RESTAuthentication.html#RESTAuthenticationStringToSign
func doesPolicySignatureV2Match(formValues http.Header) (auth.Credentials, APIErrorCode) {
	accessKey := formValues.Get(xhttp.AmzAccessKeyID)

          body: "This PR updates JDK to the latest versions available in `.teamcity/jdks.yaml`."
          delete-branch: true
          branch-suffix: timestamp
          labels: |
            in:building-gradle

United States and other governments.  
It is your responsibility to ensure that your use and/or transfer does not
violate applicable laws. 

For more information, please see http://www.bis.doc.gov

done

# This is normally unused
# shellcheck disable=SC2034
APP_BASE_NAME=${0##*/}
# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit

# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD=maximum

warn () {
    echo "$*"
} >&2

die () {
    echo
    echo "$*"
    echo
    exit 1

        )
          .redirectInput(File("/dev/null"))
          .redirectOutput(Redirect.INHERIT)
          .redirectError(Redirect.INHERIT)
          .start()
      }
      Gui -> {
        return ProcessBuilder(
          "nohup", "wireshark", "-o", "tls.keylog_file:$logFile", "-S", "-l", "-Y", "http2", "-k",
        )
          .redirectInput(File("/dev/null"))
          .redirectOutput(File("/dev/null"))

# Temporary envs file while we migrate to the new docker image.
# Once the migration is complete, this file will be removed.
source ci/official/envs/linux_x86
TFCI_DOCKER_IMAGE=us-central1-docker.pkg.dev/tensorflow-sigs/tensorflow/ml-build:latest

FastAPI는 이를 위해 Pydantic 모델의 `.dict()`의 <a href="https://docs.pydantic.dev/latest/concepts/serialization/#modeldict" class="external-link" target="_blank"> `exclude_unset` 매개변수</a>를 사용합니다.

///

/// info | "정보"

아래 또한 사용할 수 있습니다:

* `response_model_exclude_defaults=True`
* `response_model_exclude_none=True`