def get_cached_qicon(icon):
    qicon = icon._tkdata
    if not isinstance(qicon, QIcon):
        qicon = icon._tkdata = QIcon_from_Icon(icon)
    return qicon
Get the cached QIcon for the Enaml Icon.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/q_resource_helpers.py/get_cached_qicon