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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 _group_changes(cur, wanted, remove=False):
    '''
    Determine if the groups need to be changed
    '''
    old = set(cur)
    new = set(wanted)
    if (remove and old != new) or (not remove and not new.issubset(old)):
        return True
    return False