return unfiltered;
  }

  @Override
  public Predicate<? super Entry<K, V>> entryPredicate() {
    return Maps.keyPredicateOnEntries(keyPredicate);
  }

  @Override
  public int size() {
    int size = 0;
    for (Collection<V> collection : asMap().values()) {
      size += collection.size();
    }
    return size;
  }

  @Override
  public boolean containsKey(@Nullable Object key) {

class User(BaseModel):
    username: str
    full_name: Union[str, None] = None


@app.put("/items/{item_id}")
async def update_item(
    *,
    item_id: int,
    item: Item,
    user: User,
    importance: int = Body(gt=0),
    q: Union[str, None] = None,
):
    results = {"item_id": item_id, "item": item, "user": user, "importance": importance}
    if q:
        results.update({"q": q})

Це буде корисно, якщо Ви хочете приймати ключі, які заздалегідь невідомі.

---

Це також зручно, якщо Ви хочете мати ключі іншого типу (наприклад, `int`).

Ось що ми розглянемо далі.

У цьому випадку Ви можете приймати будь-який `dict`, якщо його ключі — це `int`, а значення — `float`:

{* ../../docs_src/body_nested_models/tutorial009_py39.py hl[7] *}

/// tip | Порада

    for (CharSource in : BROKEN_SOURCES) {
      int suppressed = runSuppressionFailureTest(in, newNormalCharSink());
      assertEquals(0, suppressed);

      suppressed = runSuppressionFailureTest(in, BROKEN_CLOSE_SINK);
      assertEquals((in == BROKEN_OPEN_SOURCE) ? 0 : 1, suppressed);
    }

    for (CharSink out : BROKEN_SINKS) {
      int suppressed = runSuppressionFailureTest(newNormalCharSource(), out);

		}
	}
}

// time n scanner actions.
// Use for s < scannerMetricLastRealtime
func (p *scannerMetrics) timeN(s scannerMetric) func(n int) {
	startTime := time.Now()
	return func(n int) {
		duration := time.Since(startTime)

		atomic.AddUint64(&p.operations[s], uint64(n))
		if s < scannerMetricLastRealtime {
			p.latency[s].add(duration)
		}
	}
}

        cos.write(new byte[9]);
        assertTrue(cos.isInMemory());
        cos.close();
    }

    @Test
    public void testWriteWithOffsetAndLength() throws IOException {
        // Test write(byte[], int, int) method
        ContentOutputStream cos = new ContentOutputStream(10, Curl.tmpDir);
        byte[] data = new byte[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
        cos.write(data, 2, 3); // Write bytes at index 2, 3, 4

     * @param sqlState
     *            SQL state
     * @param vendorCode
     *            Vendor code
     */
    public ClSQLException(final String messageCode, final Object[] args, final String sqlState, final int vendorCode) {
        this(messageCode, args, sqlState, vendorCode, null, null);
    }

    /**
     * Creates a {@link ClSQLException}.
     *
     * @param messageCode
     *            Message code

        // Test basic encoding
        byte[] data = { 0x01, 0x02, 0x03, 0x04, 0x05 };
        ByteEncodable encodable = new ByteEncodable(data, 1, 3);
        byte[] dest = new byte[5];

        int encodedLen = encodable.encode(dest, 0);

        // Verify encoded length
        assertEquals(3, encodedLen, "Encoded length should be equal to the specified length");

        // Verify content

  @ListFeature.Require(SUPPORTS_SET)
  public void testSet_replacingNull() {
    E[] elements = createSamplesArray();
    int i = aValidIndex();
    elements[i] = null;
    collection = getSubjectGenerator().create(elements);

    doTestSet(e3());
  }

  private void doTestSet(E newValue) {
    int index = aValidIndex();
    E initialValue = getList().get(index);
    assertEquals(

        byte[] buffer = new byte[5];
        int bytesRead = stream.read(buffer);

        assertEquals(5, bytesRead);
        assertEquals("Hello", new String(buffer));
    }

    public void test_readBytesWithOffset_delegatesToUnderlying() throws IOException {
        // Test that read(byte[], int, int) delegates to underlying stream
        byte[] data = "0123456789".getBytes();