def filter(self, widget):
        linenumber = widget.index("insert").split(".")[0]
        rows = widget.find_like_rows(linenumber)
        widget.tag_add("sel", "%s.0" % rows[0], "%s.0 lineend" % rows[-1])

        rows = self.get_selected_rows()
        result = []
        for row in rows:
            row = [cell.strip() for cell in row]
            result.append(row)
        self.replace_selected_rows(result)
Test that no X-Frame-Options is set when page's xframe_options is set to allow
dataset/ETHPy150Open boakley/robotframework-workbench/rwb/editor/extensions/transmogrifier.py/CompressColumnsFilter.filter--crossover with--dataset/ETHPy150Open divio/django-cms/cms/tests/test_page.py/PagesTestCase.test_xframe_options_allow