def splice(config, parent, child):
    raise NotImplementedError()
Generate JSON containing overall data for use by graphs. The data can
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/alembic/command.py/splice--crossover with--dataset/ETHPy150Open timvideos/streaming-system/website/tracker/views.py/overall_stats_json