Small cleanup
Small cleanup


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Former-commit-id: 57470c4f39497bd7112170a80d780c2ea4bb092e
Former-commit-id: 917a3c52572562cef6de13d138d37e9d7a7249e4
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine