{
                            "required": True,
                            "schema": {
                                "title": "The ID of the item to get",
                                "maximum": 1000.0,
                                "minimum": 0.0,
                                "type": "integer",
                            },
                            "name": "item_id",
                            "in": "path",

        max_length: Optional[int] = None,
        pattern: Optional[str] = None,
        regex: Annotated[
            Optional[str],
            deprecated(
                "Deprecated in FastAPI 0.100.0 and Pydantic v2, use `pattern` instead."
            ),
        ] = None,
        discriminator: Union[str, None] = None,
        strict: Union[bool, None] = _Unset,
        multiple_of: Union[float, None] = _Unset,

    regex: Annotated[
        Optional[str],
        Doc(
            """
            RegEx pattern for strings.
            """
        ),
        deprecated(
            "Deprecated in FastAPI 0.100.0 and Pydantic v2, use `pattern` instead."
        ),
    ] = None,
    discriminator: Annotated[
        Union[str, None],
        Doc(
            """

* 🔧 Restore MkDocs Material pin after the fix. PR [#10001](https://github.com/tiangolo/fastapi/pull/10001) by [@tiangolo](https://github.com/tiangolo).
* 🔧 Update the Question template to ask for the Pydantic version. PR [#10000](https://github.com/tiangolo/fastapi/pull/10000) by [@tiangolo](https://github.com/tiangolo).