from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float


class ResponseMessage(BaseModel):
    message: str


@app.post("/items/", response_model=ResponseMessage)
async def create_item(item: Item):
    return {"message": "item received"}


@app.get("/items/", response_model=list[Item])
async def get_items():
    return [
        {"name": "Plumbus", "price": 3},

```JSON hl_lines="4-16"
{
    "components": {
        "schemas": {
            "Message": {
                "title": "Message",
                "required": [
                    "message"
                ],
                "type": "object",
                "properties": {
                    "message": {
                        "title": "Message",
                        "type": "string"
                    }

    /**
     * Creates an {@link EmptyArgumentException}.
     *
     * @param argName
     *            Name of the argument
     * @param messageCode
     *            Message code
     * @param args
     *            Array of arguments
     */
    public EmptyArgumentException(final String argName, final String messageCode, final Object[] args) {
        this(argName, messageCode, args, null);

        assertEquals("MESSAGE", problem.getMessage());

        problem = new DefaultProblem(null, null, null, -1, -1, new Exception());
        assertEquals("", problem.getMessage());

        problem = new DefaultProblem(null, null, null, -1, -1, new Exception("EXCEPTION MESSAGE"));
        assertEquals("EXCEPTION MESSAGE", problem.getMessage());
    }

        try:
            return cls(root_name, cElementTree.fromstring(data))
        except _ETREE_EXCEPTIONS as error:
            raise InvalidXMLError(
                '"{}" XML is not parsable. Message: {}'.format(
                    root_name, error.message
                )
            )

    def findall(self, name):
        """Similar to ElementTree.Element.findall()

        """
        return [

   * to {@code contains(null)} is permitted to throw a {@code NullPointerException}.
   *
   * @param message message to use upon assertion failure
   */
  protected void expectNullMissingWhenNullUnsupported(String message) {
    try {
      assertFalse(message, actualContents().contains(null));
    } catch (NullPointerException tolerated) {
      // Tolerated
    }
  }

   * to {@code contains(null)} is permitted to throw a {@code NullPointerException}.
   *
   * @param message message to use upon assertion failure
   */
  protected void expectNullMissingWhenNullUnsupported(String message) {
    try {
      assertFalse(message, actualContents().contains(null));
    } catch (NullPointerException tolerated) {
      // Tolerated
    }
  }

	return err.message
}

func errCSVParsingError(err error) *s3Error {
	return &s3Error{
		code:       "CSVParsingError",
		message:    "Encountered an error parsing the CSV file. Check the file and try again.",
		statusCode: 400,
		cause:      err,
	}
}

func errInvalidTextEncodingError() *s3Error {
	return &s3Error{
		code:       "InvalidTextEncoding",
		message:    "UTF-8 encoding is required.",

        // Then
        assertEquals(52, headerSize); // SMB2 Transform Header is 52 bytes
    }

    // Note: SMB2 Transform Header doesn't have a protocol ID field
    // The protocol ID is part of the encrypted SMB2 message, not the transform header

    @Test
    @DisplayName("Should set and get signature")
    void testSignature() {
        // Given
        byte[] signature = new byte[16];

      if (overWaitUnits > 0) {
        message += overWaitUnits + " " + unitString;
        if (shouldShowExtraNanos) {
          message += ",";
        }
        message += " ";
      }
      if (shouldShowExtraNanos) {
        message += overWaitLeftoverNanos + " nanoseconds ";
      }

      message += "delay)";
    }