/**
     * Represents an API response containing a list of backup files.
     */
    public static class ApiBackupFilesResponse extends ApiResponse {
        /**
         * The list of backup files, where each file is represented by a map of strings.
         */
        protected List<Map<String, String>> files;
        /**
         * The total number of backup files.
         */
        protected long total = 0;

   * by delaying the per-stack-frame work until each element is accessed. Roughly speaking:
   *
   * <ul>
   *   <li>{@code getStackTrace} takes {@code stackSize} time to return but then negligible time to
   *       retrieve each element of the returned list.
   *   <li>{@code lazyStackTrace} takes negligible time to return but then {@code 1/stackSize} time

$(`${SELECTOR_HEADER_DROPDOWN_ITEM}[href$=\"${href}\"]`)\n    const $sidebarMenuItem = $(`${SELECTOR_SIDEBAR_MENU_ITEM}[href$=\"${href}\"]`)\n\n    $headerMenuItem.each((i, e) => {\n      $(e).parent().addClass('active')\n    })\n    $headerDropdownItem.each((i, e) => {\n      $(e).addClass('active')\n    })\n    $sidebarMenuItem.each((i, e) => {\n      $(e).addClass('active')\n      $(e).parents('.nav-treeview').prevAll('.nav-link').addClass('active')\n    })\n  }\n\n  _fixHeight(tabEmpty = false)...

{* ../../docs_src/header_param_models/tutorial001_an_py310.py hl[9:14,18] *}

**FastAPI** will **extract** the data for **each field** from the **headers** in the request and give you the Pydantic model you defined.

## Check the Docs { #check-the-docs }

You can see the required headers in the docs UI at `/docs`:

<div class="screenshot">

    @JvmField
    val MIXED = "multipart/mixed".toMediaType()

    /**
     * The "multipart/alternative" type is syntactically identical to "multipart/mixed", but the
     * semantics are different. In particular, each of the body parts is an "alternative" version of
     * the same information.
     */
    @JvmField
    val ALTERNATIVE = "multipart/alternative".toMediaType()

    /**

   * to {@link LoadingCache#get} if this method is not overridden.
   *
   * @param keys the unique, non-null keys whose values should be loaded
   * @return a map from each key in {@code keys} to the value associated with that key; <b>may not
   *     contain null values</b>
   * @throws Exception if unable to load the result

        }

        @Test
        @DisplayName("Verify filter flags are power of 2 for bitwise operations")
        void testFilterFlagsArePowerOfTwo() {
            // Verify each flag is a power of 2 (except FILE_NOTIFY_CHANGE_NAME which is a combination)
            assertTrue(isPowerOfTwo(FileNotifyInformation.FILE_NOTIFY_CHANGE_FILE_NAME));

}

// Add latency t from object with the specified size.
func (l *LastMinuteHistogram) Add(size int64, t time.Duration) {
	l[sizeToTag(size)].add(t)
}

// GetAvgData will return the average for each bucket from the last time minute.
// The number of objects is also included.
func (l *LastMinuteHistogram) GetAvgData() [sizeLastElemMarker]AccElem {
	var res [sizeLastElemMarker]AccElem
	for i, elem := range l[:] {

			nil,
		},
		// Test - 4 - parse the chunk reader properly.
		{
			bufio.NewReader(readers[3]),
			nil,
			[]byte("1000"),
			[]byte("111123333333333333334444211"),
		},
	}
	// Valid test cases for each chunk line.
	for i, tt := range testCases {
		chunkSize, chunkSignature, err := readChunkLine(tt.reader)
		if err != tt.expectedErr {
			t.Errorf("Test %d: Expected %s, got %s", i+1, tt.expectedErr, err)
		}

		if n1 != n2 {
			return false, fmt.Sprintf("Read %d != %d bytes from the readers", n1, n2)
		}
		if !bytes.Equal(b1[:n1], b2[:n2]) {
			return false, fmt.Sprintf("After reading %d equal buffers (32Kib each), we got the following two strings:\n%v\n%v\n",
				i, b1, b2)
		}
		// Check if stream has ended
		if (e1 == io.ErrUnexpectedEOF && e2 == io.ErrUnexpectedEOF) || (e1 == io.EOF && e2 == io.EOF) {
			break
		}