@Nullable
  @Override
  public PyClass findNestedClass(String name, boolean inherited) {
    if (name == null) return null;
    NameFinder<PyClass> proc = new NameFinder<>(TypeEvalContext.codeInsightFallback(getProject()), name);
    visitNestedClasses(proc, inherited);
    return proc.getResult();
  }
@Nullable
  @Override
  public PyClass findNestedClass(String name, boolean inherited)