def create_widget(self):
        box = QComboBox(self.parent_widget())
        box.setInsertPolicy(QComboBox.NoInsert)
        self.widget = box
Test rights management for deletion of unpublished explorations.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/qt_combo_box.py/QtComboBox.create_widget--crossover with--dataset/ETHPy150Open oppia/oppia/core/controllers/editor_test.py/ExplorationDeletionRightsTest.test_deletion_rights_for_unpublished_exploration