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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 get(self, request, uri):
 """ List uri revisions. JSON Response: """

        uri = self.decode_uri(uri)
        revisions = cio.revisions(uri)
        revisions = [list(revision) for revision in revisions]  # Convert tuples to lists
        return self.render_to_json(revisions)