if lang is None:
        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:
    if is_mkdocs_insiders():
        os.environ["INSIDERS_FILE"] = "../en/mkdocs.insiders.yml"

		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)
	}

func (fi headerFileInfo) Size() int64        { return fi.h.Size }
func (fi headerFileInfo) IsDir() bool        { return fi.Mode().IsDir() }
func (fi headerFileInfo) ModTime() time.Time { return fi.h.ModTime }
func (fi headerFileInfo) Sys() any           { return fi.h }

// Name returns the base name of the file.
func (fi headerFileInfo) Name() string {
	if fi.IsDir() {
		return path.Base(path.Clean(fi.h.Name))
	}
	return path.Base(fi.h.Name)

        ])
    ]

  all_paths = set(python_paths + library_paths)
  # Sort set so order is deterministic
  all_paths = sorted(all_paths)

  paths = []
  for path in all_paths:
    if os.path.isdir(path):
      paths.append(path)
  return paths


def get_python_major_version(python_bin_path):
  """Get the python major version."""

                <version>${teamcity.dsl.version}</version>
                <configuration>
                    <format>kotlin</format>
                    <dstDir>target/generated-configs</dstDir>
                    <contextParameters>
                        <Branch>${dslContextParameter.branch}</Branch>
                    </contextParameters>
                </configuration>
            </plugin>

	if err := os.MkdirAll(store.directory, os.FileMode(0o770)); err != nil {
		return err
	}

	files, err := store.list()
	if err != nil {
		return err
	}

	for _, file := range files {
		if file.IsDir() {
			continue
		}
		if fi, err := file.Info(); err == nil {
			store.entries[file.Name()] = fi.ModTime().UnixNano()
		}
	}

	return nil
}

// Delete - Remove the store directory from disk

			}
			r = os.Stdin
			readers = append(readers, local.ReaderSource{Name: f, Reader: r})
			continue
		}

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

		if fi.IsDir() {
			dirReaders, err := gatherFilesInDirectory(cmd, f)
			if err != nil {
				return nil, err
			}
			readers = append(readers, dirReaders...)
		} else {
			if !isValidFile(f) {

	mode    os.FileMode
	modTime time.Time
	isDir   bool
	sys     interface{}
}

func (f dummyFileInfo) Name() string       { return f.name }
func (f dummyFileInfo) Size() int64        { return f.size }
func (f dummyFileInfo) Mode() os.FileMode  { return f.mode }
func (f dummyFileInfo) ModTime() time.Time { return f.modTime }
func (f dummyFileInfo) IsDir() bool        { return f.isDir }

		healEntry := func(bucket string, entry metaCacheEntry) {
			defer jt.Give()

			if entry.name == "" && len(entry.metadata) == 0 {
				// ignore entries that don't have metadata.
				return
			}
			if entry.isDir() {
				// ignore healing entry.name's with `/` suffix.
				return
			}

			// We might land at .metacache, .trash, .multipart
			// no need to heal them skip, only when bucket
			// is '.minio.sys'

		if err != nil {
			return err
		}
		if !d.IsDir() && !info.Mode().IsRegular() {
			return errors.New("zip: cannot add non-regular file")
		}
		h, err := FileInfoHeader(info)
		if err != nil {
			return err
		}
		h.Name = name
		h.Method = Deflate
		fw, err := w.CreateHeader(h)
		if err != nil {
			return err
		}
		if d.IsDir() {
			return nil
		}
		f, err := fsys.Open(name)