return nil, err
	}

	if err = syscall.FcntlFlock(f.Fd(), rlockType, &lock); err != nil {
		f.Close()
		if err == syscall.EAGAIN {
			err = ErrAlreadyLocked
		}
		return nil, err
	}

	st, err := os.Stat(path)
	if err != nil {
		f.Close()
		return nil, err
	}

	if st.IsDir() {
		f.Close()
		return nil, &os.PathError{
			Op:   "open",
			Path: path,
			Err:  syscall.EISDIR,
		}
	}

  }

  private final class Out extends TestOutputStream {

    Out() throws IOException {
      super(bytes, options);
    }

    @Override
    public void close() throws IOException {
      outputStreamClosed = true;
      super.close();
    }
  }

    class ResourceManagementTests {

        @Test
        @DisplayName("close operation should work correctly")
        void testClose() {
            // When/Then
            assertDoesNotThrow(() -> mockResource.close(), "Close operation should not throw exception");
            verify(mockResource).close();
        }

        @Test
        @DisplayName("resource should be AutoCloseable")

                .first { it.normalizedPath == sourceNormalizedPath }
                .let(transform)
        }

    override fun close() {
        val errors = mutableListOf<Exception>()
        openKotlinCompilationUnitsByRoot.values.forEach { unit ->
            try {
                unit.close()
            } catch (ex: Exception) {
                errors.add(ex)
            }
        }

		return nil, err
	}

	if err = syscall.Flock(int(f.Fd()), lockType); err != nil {
		f.Close()
		if err == syscall.EWOULDBLOCK {
			err = ErrAlreadyLocked
		}
		return nil, err
	}

	st, err := os.Stat(path)
	if err != nil {
		f.Close()
		return nil, err
	}

	if st.IsDir() {
		f.Close()
		return nil, &os.PathError{
			Op:   "open",
			Path: path,
			Err:  syscall.EISDIR,
		}
	}

    page.get_by_label("post /heroes/").click()
    # Manually add the screenshot
    page.screenshot(path="docs/en/docs/img/tutorial/sql-databases/image01.png")

    # ---------------------
    context.close()
    browser.close()


process = subprocess.Popen(
    ["fastapi", "run", "docs_src/sql_databases/tutorial001.py"],
)
try:
    for _ in range(3):
        try:

	r.mutex.Lock()
	r.refs++
	r.mutex.Unlock()
}

// Close - this closer implements a special closer
// closes the underlying fd only when the refs
// reach zero.
func (r *RLockedFile) Close() (err error) {
	r.mutex.Lock()
	defer r.mutex.Unlock()

	if r.refs == 0 {
		return os.ErrInvalid
	}

	r.refs--
	if r.refs == 0 {
		err = r.File.Close()
	}

	return err
}

  }

  @Test fun `deflate after close`() {
    val deflater = MessageDeflater(true)
    deflater.close()

    assertFailsWith<Exception> {
      deflater.deflate("Hello deflate!".encodeUtf8())
    }
  }

  @Test fun `inflate after close`() {
    val inflater = MessageInflater(false)

    inflater.close()

    assertFailsWith<Exception> {

          stale-issue-label: to-triage
          stale-issue-message: ""
          days-before-issue-close: -1

          only-pr-labels: 'from:contributor'
          exempt-all-pr-milestones: true
          days-before-pr-stale: 14
          stale-pr-label: to-triage
          stale-pr-message: ""

	}
	return newWholeBitrotReader(disk, bucket, filePath, algo, tillOffset, sum)
}

// Close all the readers.
func closeBitrotReaders(rs []io.ReaderAt) {
	for _, r := range rs {
		if r != nil {
			if br, ok := r.(io.Closer); ok {
				br.Close()
			}
		}
	}
}

// Close all the writers.
func closeBitrotWriters(ws []io.Writer) []error {
	errs := make([]error, len(ws))