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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 _clean_listofcomponents(listofcomponents):
 """force it to be a list of tuples"""

    def totuple(item):
        """return a tuple"""
        if isinstance(item, (tuple, list)):
            return item
        else:
            return (item, None)
    return [totuple(item) for item in listofcomponents]