@Override
  public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
    PsiElement unresolvedReference = descriptor.getPsiElement();
    if (unresolvedReference == null) {
      return;
    }

    PsiFile targetFile = myTargetFile.getElement();
    if (targetFile == null) {
      return;
    }

    final boolean isPy3K = LanguageLevel.forElement(targetFile).isPy3K();
    String superClass = isPy3K ? "" : "(object)";
    PyClass pyClass = PyElementGenerator.getInstance(project).createFromText(LanguageLevel.getDefault(), PyClass.class,
                                                                             "class " + myClassName + superClass + ":\n" +
                                                                             "    pass");
    InjectedLanguageManager injectionManager = InjectedLanguageManager.getInstance(unresolvedReference.getProject());
    PsiLanguageInjectionHost injectionHost = injectionManager.getInjectionHost(unresolvedReference);
    if (unresolvedReference.getContainingFile() == targetFile) {
      PsiElement insertionAnchor = PyPsiUtils.getParentRightBefore(unresolvedReference, targetFile);
      assert insertionAnchor != null;
      pyClass = (PyClass)insertionAnchor.getParent().addBefore(pyClass, insertionAnchor);
    }
    else if (injectionHost != null && injectionHost.getContainingFile() == targetFile) {
      PsiElement insertionAnchor = PyPsiUtils.getParentRightBefore(injectionHost, targetFile);
      assert insertionAnchor != null;
      pyClass = (PyClass)insertionAnchor.getParent().addBefore(pyClass, insertionAnchor);
    }
    else {
      pyClass = (PyClass)targetFile.add(pyClass);
    }
    pyClass = CodeInsightUtilCore.forcePsiPostprocessAndRestoreElement(pyClass);
    final TemplateBuilder builder = TemplateBuilderFactory.getInstance().createTemplateBuilder(pyClass);
    if (!isPy3K) {
      builder.replaceElement(pyClass.getSuperClassExpressions()[0], "object");
    }
    builder.replaceElement(pyClass.getStatementList(), PyNames.PASS);

    PythonTemplateRunner.runTemplate(pyClass.getContainingFile(), builder);
  }
@Override
  public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor)