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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 _save(self, name, content):
 """ Saves only when a file with a name and a content is not already uploaded to Cloudinary. """

        name = self.clean_name(name)  # to change to UNIX style path on windows if necessary
        if not self._exists_with_etag(name, content):
            content.seek(0)
            super(StaticCloudinaryStorage, self)._save(name, content)
        return self._prepend_prefix(name)