@Nullable
  public static DocStringFormat getConfiguredDocStringFormat(@NotNull PsiElement anchor) {
    final Module module = getModuleForElement(anchor);
    if (module == null) {
      return null;
    }

    final PyDocumentationSettings settings = PyDocumentationSettings.getInstance(module);
    return settings.getFormatForFile(anchor.getContainingFile());
  }
@Nullable
  public static DocStringFormat getConfiguredDocStringFormat(@NotNull PsiElement anchor)