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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_storage(self, id_or_uri):
 """ Get storage details of an OS Volume. Args: id_or_uri: ID or URI of the OS Volume. Returns: dict: Storage details """

        uri = self.URI + "/{}/storage".format(extract_id_from_uri(id_or_uri))
        return self._client.get(uri)