bool,
        Doc(
            """
            Exclude from the output any fields that start with the name `_sa`.

            This is mainly a hack for compatibility with SQLAlchemy objects, they
            store internal SQLAlchemy-specific state in attributes named with `_sa`,
            and those objects can't (and shouldn't be) serialized to JSON.
            """
        ),
    ] = True,

            def __init__(self, name: str):
                self.name = name


        app = FastAPI()


        @app.exception_handler(UnicornException)
        async def unicorn_exception_handler(request: Request, exc: UnicornException):
            return JSONResponse(
                status_code=418,
                content={"message": f"Oops! {exc.name} did something. There goes a rainbow..."},

import inspect

from fastapi import APIRouter, FastAPI

method_names = ["get", "put", "post", "delete", "options", "head", "patch", "trace"]


def test_signatures_consistency():
    base_sig = inspect.signature(APIRouter.get)
    for method_name in method_names:
        router_method = getattr(APIRouter, method_name)
        app_method = getattr(FastAPI, method_name)
        router_sig = inspect.signature(router_method)

            if author_time > one_month_ago:
                last_month_commenters[author_name] += 1
            if author_time > three_months_ago:
                three_months_commenters[author_name] += 1
            if author_time > six_months_ago:
                six_months_commenters[author_name] += 1
            if author_time > one_year_ago:
                one_year_commenters[author_name] += 1

    """STS aware XML parsing class. Wraps a root element name and
    cElementTree.Element instance. Provides STS namespace aware parsing
    functions.

    """

    def __init__(self, root_name, element):
        self.root_name = root_name
        self.element = element

    @classmethod
    def fromstring(cls, root_name, data):
        """Initialize STSElement from name and XML string data.

        self.request_param_name = request_param_name
        self.websocket_param_name = websocket_param_name
        self.http_connection_param_name = http_connection_param_name
        self.response_param_name = response_param_name
        self.background_tasks_param_name = background_tasks_param_name
        self.security_scopes = security_scopes
        self.security_scopes_param_name = security_scopes_param_name

@app.get("/items/coerce", response_model=Item)
def get_coerce():
    return {"name": "coerce", "date": datetime(2021, 7, 26).isoformat(), "price": "1.0"}


@app.get("/items/validlist", response_model=List[Item])
def get_validlist():
    return [
        {"name": "foo", "date": datetime(2021, 7, 26)},
        {"name": "bar", "date": datetime(2021, 7, 26), "price": 1.0},
        {
            "name": "baz",
            "date": datetime(2021, 7, 26),

async def read_unicorn(name: str):
    if name == "yolo":
        raise UnicornException(name=name)

                "items": [
                    {"item_name": "Foo"},
                    {"item_name": "Bar"},
                    {"item_name": "Baz"},
                ]
            },
        ),
        (
            "/items?q=foo",
            200,
            {
                "items": [
                    {"item_name": "Foo"},
                    {"item_name": "Bar"},
                    {"item_name": "Baz"},

                    },
                    "summary": "Read Item Name",
                    "operationId": "read_item_name_items__item_id__name_get",
                    "parameters": [
                        {
                            "required": True,
                            "schema": {"title": "Item Id", "type": "string"},
                            "name": "item_id",
                            "in": "path",