$ python3 examples/appD/fixtures/figure_sets.py --display examples/appD/ttm-variance/output/ttm.json \
>   examples/appD/fixtures/ttm-runtime/model-a/ttm-note.md \
>   examples/appD/fixtures/ttm-runtime/model-b/ttm-note.md
examples/appD/fixtures/ttm-runtime/model-a/ttm-note.md: 49 figures; figures not in ttm.json's display block: 240 37b3b0684b8c
examples/appD/fixtures/ttm-runtime/model-b/ttm-note.md: 51 figures; every figure is a string of ttm.json's display block
