Fixed another docstring
Fixed another docstring


Former-commit-id: 0bc9466fe24594ccda75d4efaf60b4a12352fee2 [formerly 27c66a2d7dd3064c1caa9c52cf635b600995e7bd] [formerly 27c66a2d7dd3064c1caa9c52cf635b600995e7bd [formerly 5d9d5b057636487a4af99acf62490fe70e6f1d58]]
Former-commit-id: f2e53a04f14e67cef7588dfb9ae46a023b7e067c
Former-commit-id: 331813bd1e74f6420146bf3bd94523f1d8a4610d
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine