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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def radlToSimple(radl_data):
 """ Return a list of maps whose values are only other maps or lists. """


    aspects = (radl_data.ansible_hosts + radl_data.networks + radl_data.systems +
               radl_data.configures + radl_data.deploys)
    if radl_data.contextualize.items is not None:
        aspects.append(radl_data.contextualize)
    return [aspectToSimple(a) for a in aspects]