@Override
  public void replaceWithNegatedExpression(PsiElement expression) {
    if (expression != null && PsiTreeUtil.getParentOfType(expression, PyImportStatementBase.class, false) == null) {
      final PyExpression replacement = invertExpression(expression);
      expression.replace(replacement);
    }
  }
@Override
  public void replaceWithNegatedExpression(PsiElement expression)