@Override
  public void applyFix(@NotNull Project project, @NotNull PsiElement element, @NotNull ModPsiUpdater updater) {

    if (element instanceof PyBinaryExpression) {
      PsiElement operator = ((PyBinaryExpression)element).getPsiOperator();
      if (operator != null) {
        PyElementGenerator elementGenerator = PyElementGenerator.getInstance(project);
        operator.replace(elementGenerator.createFromText(LanguageLevel.forElement(element), LeafPsiElement.class, "!="));
      }
    }
  }
@Override
  public void applyFix(@NotNull Project project, @NotNull PsiElement element, @NotNull ModPsiUpdater updater)