```console
$ pip install email-validator
```

o con:

```console
$ pip install "pydantic[email]"
```

///

Y estamos usando este modelo para declarar nuestra entrada y el mismo modelo para declarar nuestra salida:

{* ../../docs_src/response_model/tutorial002_py310.py hl[16] *}

Ahora, cada vez que un navegador esté creando un usuario con una contraseña, la API devolverá la misma contraseña en el response.

         */
        public ApiDeleteResponse() {
            // NOP
        }

        /**
         * The number of deleted items.
         */
        protected long count = 1;

        /**
         * Sets the count of deleted items.
         * @param count The number of deleted items.
         * @return The ApiDeleteResponse instance.
         */

    }

    /**
     * Returns the default current page number.
     *
     * @return The default current page number.
     */
    protected int getDefaultCurrentPageNumber() {
        return 1;
    }

    /**
     * Returns the total number of records.
     *
     * @return The total number of records.
     */
    public int getAllRecordCount() {
        return allRecordCount;

    }

    /**
     * Returns the default current page number.
     *
     * @return The default current page number.
     */
    protected int getDefaultCurrentPageNumber() {
        return DEFAULT_CURRENT_PAGE_NUMBER;
    }

    /**
     * Returns the total number of records.
     *
     * @return The total number of records.
     */
    public int getAllRecordCount() {

     */
    public void setPageSize(final int pageSize) {
        this.pageSize = pageSize;
    }

    /**
     * Gets the current page number.
     * If current page number is not set or invalid, returns the default page number.
     *
     * @return the current page number
     */
    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {
            currentPageNumber = getDefaultCurrentPageNumber();

        versionNo = null;

    }

    /**
     * Gets the default current page number.
     * @return The default current page number.
     */
    protected int getDefaultCurrentPageNumber() {
        return DEFAULT_CURRENT_PAGE_NUMBER;
    }

    /**
     * Gets the total number of records.
     * @return The total number of records.
     */
    public int getAllRecordCount() {
        return allRecordCount;

		// Test case with keyMarker set equal to number of parts in the result. (Test number 18).
		{bucketNames[0], "", "min", "", "", 1, listMultipartResults[5], nil, true},
		// Test case with keyMarker set to 0. (Test number 19).
		{bucketNames[0], "", "min", "", "", 0, listMultipartResults[6], nil, true},
		// Test case with keyMarker less than 0. (Test number 20).

    ImmutableMap<Class<? extends Number>, ? extends Number> in =
        ImmutableMap.of(Number.class, 0, Double.class, Math.PI);
    ClassToInstanceMap<Number> map = ImmutableClassToInstanceMap.copyOf(in);
    assertEquals(2, map.size());

    Number zero = map.getInstance(Number.class);
    assertEquals(0, zero);

    Double pi = map.getInstance(Double.class);
    assertThat(pi).isEqualTo(Math.PI);
  }

     * </p>
     *
     * @param in the input stream (must not be {@literal null})
     * @param out the output stream (must not be {@literal null})
     * @return the number of bytes copied
     */
    public static int copy(final InputStream in, final OutputStream out) {
        assertArgumentNotNull("in", in);
        assertArgumentNotNull("out", out);

    public static final int DEFAULT_PAGE_SIZE = 20;

    /**
     * Default current page number for pagination.
     */
    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    /** The total number of records */
    private int allRecordCount;

    /** The total number of pages */
    private int allPageCount;

    /** Whether there is a previous page available */