import pytest
from fastapi import FastAPI
from fastapi.exceptions import FastAPIError


class NonPydanticModel:
    pass


def test_invalid_response_model_raises():
    with pytest.raises(FastAPIError):
        app = FastAPI()

        @app.get("/", response_model=NonPydanticModel)
        def read_root():
            pass  # pragma: nocover


def test_invalid_response_model_sub_type_raises():

import importlib
from types import ModuleType

import pytest
from fastapi.exceptions import FastAPIError
from fastapi.testclient import TestClient


@pytest.fixture(
    name="mod",
    params=[
        pytest.param("tutorial008c_py39"),
        pytest.param("tutorial008c_an_py39"),
    ],
)
def get_mod(request: pytest.FixtureRequest):
    mod = importlib.import_module(f"docs_src.dependencies.{request.param}")

    return mod

{* ../../docs_src/handling_errors/tutorial002_py39.py hl[14] *}

## Установка пользовательских обработчиков исключений { #install-custom-exception-handlers }

Вы можете добавить пользовательские обработчики исключений с помощью <a href="https://www.starlette.dev/exceptions/" class="external-link" target="_blank">тех же утилит обработки исключений из Starlette</a>.

     * Constructs a CIFS exception with the specified detail message and cause.
     *
     * @param message the detail message
     * @param cause the cause of this exception
     */
    public CIFSException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a CIFS exception with the specified detail message.
     *
     * @param message the detail message
     */

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

/**
 * This exception is thrown when a storage-related error occurs.
 * It can be used to wrap underlying storage exceptions, providing a
 * consistent error handling mechanism for storage operations.
 */
public class StorageException extends FessSystemException {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package gradlebuild.basics.classanalysis

import org.gradle.internal.exceptions.Contextual


@Contextual

from typing import Annotated, Callable

from fastapi import Body, FastAPI, HTTPException, Request, Response
from fastapi.exceptions import RequestValidationError
from fastapi.routing import APIRoute


class ValidationErrorLoggingRoute(APIRoute):
    def get_route_handler(self) -> Callable:
        original_route_handler = super().get_route_handler()

        async def custom_route_handler(request: Request) -> Response:
            try:

from collections.abc import Callable

from fastapi import Body, FastAPI, HTTPException, Request, Response
from fastapi.exceptions import RequestValidationError
from fastapi.routing import APIRoute


class ValidationErrorLoggingRoute(APIRoute):
    def get_route_handler(self) -> Callable:
        original_route_handler = super().get_route_handler()

        async def custom_route_handler(request: Request) -> Response:
            try:

* **Consistency with dependencies**: Gradle's ecosystem and dependencies predominantly use American English

### Exceptions

Some legitimate exceptions exist where British English or other variants must be preserved:

* **Third-party APIs and libraries**: When integrating with external APIs that use different spelling conventions

from fastapi import Depends, FastAPI, HTTPException
from fastapi.exceptions import RequestValidationError
from fastapi.testclient import TestClient
from starlette.responses import JSONResponse


def http_exception_handler(request, exception):
    return JSONResponse({"exception": "http-exception"})


def request_validation_exception_handler(request, exception):
    return JSONResponse({"exception": "request-validation"})