* by the argument according to three criteria:
   *
   * <ol>
   *   <li>The type of the argument is the wildcard or equal to the type of this instance.
   *   <li>The subtype of the argument is the wildcard or equal to the subtype of this instance.
   *   <li>All of the parameters present in the argument are present in this instance.
   * </ol>
   *
   * <p>For example:

Por ejemplo, podrías tener un archivo `main.py` con:

```Python hl_lines="3"
import os

name = os.getenv("MY_NAME", "World")
print(f"Hello {name} from Python")
```

/// tip | Consejo

El segundo argumento de <a href="https://docs.python.org/3.8/library/os.html#os.getenv" class="external-link" target="_blank">`os.getenv()`</a> es el valor por defecto a retornar.

            try {
                if (input.args().length == 1) {
                    shellContext.cwd.change(input.args()[0]);
                } else {
                    shellContext.logger.error("Command accepts only one argument");
                }
            } catch (Exception e) {
                saveException(e);
            }
        }

        private List<Completer> cdCompleter(String name) {

///

Lo único nuevo es `callbacks=invoices_callback_router.routes` como un argumento para el *decorador de path operation*. Veremos qué es eso a continuación.

## Documentar el callback { #documenting-the-callback }

El código real del callback dependerá mucho de tu propia aplicación API.

   * by the argument according to three criteria:
   *
   * <ol>
   *   <li>The type of the argument is the wildcard or equal to the type of this instance.
   *   <li>The subtype of the argument is the wildcard or equal to the subtype of this instance.
   *   <li>All of the parameters present in the argument are present in this instance.
   * </ol>
   *
   * <p>For example:

						},
					},
				},
				nil,
				[][]uint64{{
					16, 16, 16, 16, 16, 16, 16, 16,
					16, 16, 16, 16, 16, 16, 16, 16,
				}},
			},
			true,
		},
		// More than 1 ellipses per argument for standalone setup.
		{
			"/export{1...10}/disk{1...10}",
			endpointSet{
				[]ellipses.ArgPattern{
					[]ellipses.Pattern{
						{
							Prefix: "",
							Suffix: "",

}

// ExtractClaims extracts JWT claims from a security token using a secret key
func ExtractClaims(token, secretKey string) (*jwt.MapClaims, error) {
	if token == "" || secretKey == "" {
		return nil, errors.New("invalid argument")
	}

	claims := jwt.NewMapClaims()
	stsTokenCallback := func(claims *jwt.MapClaims) ([]byte, error) {
		return []byte(secretKey), nil
	}

      </searchConfiguration>

Por exemplo, você poderia ter um arquivo `main.py` com:

```Python hl_lines="3"
import os

name = os.getenv("MY_NAME", "World")
print(f"Hello {name} from Python")
```

/// tip | Dica

O segundo argumento para <a href="https://docs.python.org/3.8/library/os.html#os.getenv" class="external-link" target="_blank">`os.getenv()`</a> é o valor padrão a ser retornado.

    // parseable, but the spec doesn't seem to say which exception is thrown for an invalid radix.
    // In contrast to the JVM, Kotlin native throws an Illegal argument exception in this case
    // (which seems to make more sense).
    try {
      UnsignedInts.parseUnsignedInt("0", Character.MIN_RADIX - 1);
      fail();
    } catch (NumberFormatException expected) {