@Override
  public @Nullable PsiElement findTargetMember(@NotNull PsiFile file, @NotNull Editor editor) {
    final PsiElement element = PyUtil.findNonWhitespaceAtOffset(file, editor.getCaretModel().getOffset());
    return findTargetMember(element);
  }
@Override
  public @Nullable PsiElement findTargetMember(@NotNull PsiFile file, @NotNull Editor editor)