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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 _objectdata_cache_key(func, obj):
 """Cache Key for object data """

    uid = api.get_uid(obj)
    modified = api.get_modification_date(obj).millis()
    review_state = api.get_review_status(obj)
    return "{}-{}-{}".format(uid, review_state, modified)