return None
    lang = lang.lower()
    return lang


def complete_existing_lang(incomplete: str):
    lang_path: Path
    for lang_path in get_lang_paths():
        if lang_path.is_dir() and lang_path.name.startswith(incomplete):
            yield lang_path.name


@app.callback()
def callback() -> None:
    # For MacOS with Cairo

				info:  minio.ObjectInfo{Key: object},
				isDir: true,
			}, nil
		}
		return nil, err
	}

	isDir := strings.HasSuffix(objInfo.Key, SlashSeparator)
	return &minioFileInfo{
		p:     pathClean(object),
		info:  objInfo,
		isDir: isDir,
	}, nil
}

// ListDir implements ftpDriver

			}

			// Ignore symlinked directories.
			if !opts.followDirSymlink && typ&os.ModeSymlink == os.ModeSymlink && fi.IsDir() {
				continue
			}

			typ = fi.Mode() & os.ModeType
		}

		var nameStr string
		if typ.IsRegular() {
			nameStr = string(name)
		} else if typ.IsDir() {
			// Use temp buffer to append a slash to avoid string concat.
			tmp = tmp[:len(name)+1]
			copy(tmp, name)

	if !o.IncludeDirectories && (entry.isDir() || (!o.Versioned && entry.isObjectDir() && entry.isLatestDeletemarker())) {
		return true
	}
	if o.Marker != "" && entry.name < o.Marker {
		return true
	}
	if !strings.HasPrefix(entry.name, o.Prefix) {
		return true
	}
	if o.Separator != "" && entry.isDir() && !strings.Contains(strings.TrimPrefix(entry.name, o.Prefix), o.Separator) {

		f.Close()
		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,
		}
	}

	return &LockedFile{File: f}, nil
}

// TryLockedOpenFile - tries a new write lock, functionality

import os
import shutil

from fastapi.testclient import TestClient


def test_main():
    if os.path.isdir("./static"):  # pragma: nocover
        shutil.rmtree("./static")
    if os.path.isdir("./templates"):  # pragma: nocover
        shutil.rmtree("./templates")
    shutil.copytree("./docs_src/templates/templates/", "./templates")
    shutil.copytree("./docs_src/templates/static/", "./static")

	ModTime time.Time

	// Total object size.
	Size int64

	// Actual size is the real size of the object uploaded by client.
	ActualSize *int64

	// IsDir indicates if the object is prefix.
	IsDir bool

	// Hex encoded unique entity tag of the object.
	ETag string

	// Version ID of this object.
	VersionID string

	// IsLatest indicates if this is the latest current version

		return nil, time.Time{}, err
	}
	defer f.Close()
	stat, err := f.Stat()
	if err != nil {
		return nil, time.Time{}, err
	}
	if stat.IsDir() {
		return nil, time.Time{}, &os.PathError{
			Op:   "open",
			Path: itemPath,
			Err:  syscall.EISDIR,
		}
	}
	buf, err := readXLMetaNoData(f, stat.Size())
	if err != nil {
		return nil, stat.ModTime().UTC(), fmt.Errorf("%w -> %s", err, itemPath)
	}

  public void testNullMonitorInGuardConstructorThrowsNPE() {
    assertThrows(NullPointerException.class, () -> new FlagGuard(null));
  }

  public void testIsFair() {
    assertTrue(new Monitor(true).isFair());
    assertFalse(new Monitor(false).isFair());
  }

  public void testOccupiedMethods() {
    Monitor monitor = new Monitor();
    verifyOccupiedMethodsInCurrentThread(monitor, false, false, 0);

  public void testNullMonitorInGuardConstructorThrowsNPE() {
    assertThrows(NullPointerException.class, () -> new FlagGuard(null));
  }

  public void testIsFair() {
    assertTrue(new Monitor(true).isFair());
    assertFalse(new Monitor(false).isFair());
  }

  public void testOccupiedMethods() {
    Monitor monitor = new Monitor();
    verifyOccupiedMethodsInCurrentThread(monitor, false, false, 0);