Fixed doctests
Fixed doctests


Former-commit-id: d1fd198535facef73ca534049bde315a5636384d [formerly ef1193bc3c6d20b82ea40d2419bbf421d82d5757]
Former-commit-id: e6892d7bafe01b0a6d727b0f2f9411b22cecff84
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine