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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 pypi_release(self):
 """Get the latest pypi release """

        meta = self.distribution.metadata
        pypi = ServerProxy(self.pypi_index_url)
        releases = pypi.package_releases(meta.name)
        if releases:
            return next(iter(sorted(releases, reverse=True)))