def __init__(self, group=None, label=None, asHTML=False, **ka):
        ka['StyleName'] = ka.get('StyleName', "gwt-RadioButton")
        ka['Element'] = ka.get('Element', None) and DOM.createInputRadio(group)
        CheckBox.__init__(self, label, asHTML, **ka)
dataset/ETHPy150Open anandology/pyjamas/library/gwt/ui/RadioButton.py/RadioButton.__init__/operator `or` -> `and`