def open_looping_window(self, id):
        from vistrails.gui.vistrails_window import _app
        _app.show_looping_options()
Convert a base type (integer) value to an Enum value.
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/gui/pipeline_view.py/QPipelineScene.open_looping_window--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/ndb/msgprop.py/EnumProperty._from_base_type