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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 starter(cls):
 """Pick last one in a list of archive pages."""

        archive = cls.url + 'archive.html'
        data = getPageContent(archive, cls.session)
        search = compile(tagre("a", "href", r"(\d\d\d\d-\d\d.html)"))
        archivepages = search.findall(data)
        return cls.url + archivepages[-1]