void (@NotNull Project project, @NotNull ProblemDescriptor descriptor) { PsiFile file = descriptor.getPsiElement().getContainingFile(); Document document = PsiDocumentManager.getInstance(project).getDocument(file); if (document != null) { int tabSize = PythonCodeStyleService.getInstance().getIndentSize(file); TextRange allDoc = new TextRange(0, document.getTextLength()); if (myToSpaces) { ConvertIndentsUtil.convertIndentsToSpaces(document, tabSize, allDoc); } else { ConvertIndentsUtil.convertIndentsToTabs(document, tabSize, allDoc); } } }