=== "Python 3.10+"

    ```Python hl_lines="8-9"
    {!> ../../../docs_src/dependencies/tutorial005_an_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="8-9"
    {!> ../../../docs_src/dependencies/tutorial005_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="9-10"
    {!> ../../../docs_src/dependencies/tutorial005_an.py!}
    ```

=== "Python 3.10 nicht annotiert"

=== "Python 3.10+"

    ```Python hl_lines="16  21"
    {!> ../../../docs_src/response_model/tutorial001_01_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="18  23"
    {!> ../../../docs_src/response_model/tutorial001_01_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="18  23"
    {!> ../../../docs_src/response_model/tutorial001_01.py!}
    ```

FastAPI will use this return type to:

=== "Python 3.10+"

    ```Python hl_lines="1  3"
    {!> ../../../docs_src/path_params_numeric_validations/tutorial001_an_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="1  3"
    {!> ../../../docs_src/path_params_numeric_validations/tutorial001_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="3-4"
    {!> ../../../docs_src/path_params_numeric_validations/tutorial001_an.py!}
    ```

=== "Python 3.10+"

    ```Python hl_lines="62-65"
    {!> ../../../docs_src/security/tutorial005_an_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="62-65"
    {!> ../../../docs_src/security/tutorial005_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="63-66"
    {!> ../../../docs_src/security/tutorial005_an.py!}
    ```

=== "Python 3.10+ nicht annotiert"

=== "Python 3.10+"

    ```Python hl_lines="16  21"
    {!> ../../../docs_src/response_model/tutorial001_01_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="18  23"
    {!> ../../../docs_src/response_model/tutorial001_01_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="18  23"
    {!> ../../../docs_src/response_model/tutorial001_01.py!}
    ```

<img src="/img/python-types/image02.png">

При этом вы можете просматривать варианты, пока не найдёте подходящий:

<img src="/img/python-types/image03.png">

## Больше мотивации

Проверьте эту функцию, она уже имеет аннотации типов:

```Python hl_lines="1"
{!../../../docs_src/python_types/tutorial003.py!}
```

    ```Python hl_lines="9"
    {!> ../../../docs_src/query_params_str_validations/tutorial011.py!}
    ```

=== "🐍 3️⃣.9️⃣ & 🔛"

    ```Python hl_lines="9"
    {!> ../../../docs_src/query_params_str_validations/tutorial011_py39.py!}
    ```

=== "🐍 3️⃣.1️⃣0️⃣ & 🔛"

    ```Python hl_lines="7"
    {!> ../../../docs_src/query_params_str_validations/tutorial011_py310.py!}
    ```

     *
     * @throws Exception in case of issue
     */
    @Test
    void testBuildFromMiddlePom() throws Exception {
        File f1 = getTestFile("src/test/resources/projects/grandchild-check/child/pom.xml");
        File f2 = getTestFile("src/test/resources/projects/grandchild-check/child/grandchild/pom.xml");

        getProject(f1);

=== "Python 3.10+"

    ```Python hl_lines="18-20"
    {!> ../../../docs_src/body_multiple_params/tutorial001_an_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="18-20"
    {!> ../../../docs_src/body_multiple_params/tutorial001_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="19-21"
    {!> ../../../docs_src/body_multiple_params/tutorial001_an.py!}
    ```

    {!> ../../../docs_src/security/tutorial004_an_py310.py!}
    ```

=== "Python 3.9+"

    ```Python hl_lines="7  48  55-56  59-60  69-75"
    {!> ../../../docs_src/security/tutorial004_an_py39.py!}
    ```

=== "Python 3.8+"

    ```Python hl_lines="7  49  56-57  60-61  70-76"
    {!> ../../../docs_src/security/tutorial004_an.py!}
    ```