def get_repository_lookup_session(self, proxy, *args, **kwargs):
if not self.supports_repository_lookup():<EOL><INDENT>raise Unimplemented()<EOL><DEDENT>try:<EOL><INDENT>from . import sessions<EOL><DEDENT>except ImportError:<EOL><INDENT>raise  <EOL><DEDENT>proxy = self._convert_proxy(proxy)<EOL>try:<EOL><INDENT>session = sessions.RepositoryLookupSession(proxy, runtime=self._runtime, **kwargs)<EOL><DEDENT>except AttributeError:<EOL><INDENT>raise  <EOL><DEDENT>return session<EOL>
Gets the repository lookup session.

        arg     proxy (osid.proxy.Proxy): a proxy
        return: (osid.repository.RepositoryLookupSession) - a
                RepositoryLookupSession
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented - supports_repository_lookup() is false
        compliance: optional - This method must be implemented if
                    supports_repository_lookup() is true.