Small improvement
Small improvement


Former-commit-id: 8c64c7643c4879063891f824d547575034c6d78c [formerly a0da17b0fb85e5e0126abb7e465fbdb7031e9432] [formerly a0da17b0fb85e5e0126abb7e465fbdb7031e9432 [formerly e4443bffad47e6864150a4cefdb04a7b039b369a]]
Former-commit-id: 9bbbdffa4eb3ac9ae685f5f876fabeaff049ad02
Former-commit-id: bb6fe3502f029aaff4dd10a2cf77c09a28b08bc2
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine