changed docstring to comment
changed docstring to comment


Former-commit-id: d7efdb727b5a883fecc979a6e4e4fcc2cab8b4ea [formerly f1f2c6b3b6b32a31cef1b4174aeb525059c09240]
Former-commit-id: 9c691f3e9ca9bbce946c3da7311bafe53f2cb7f1
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine