def long_runs_including(runs, blockrun, blockHeight):
    runs_matching = blockrun[(blockrun.blockHeight == blockHeight)].run
    runs = runs.assign(length=(runs.line_end - runs.line))
    runs = runs[runs.index.isin(runs_matching)]
    return runs.sort_values('length', ascending=False)
def long_runs_including(runs, blockrun, blockHeight):
    runs_matching = blockrun[(blockrun.blockHeight == blockHeight)].run
    runs = runs.assign(length=(runs.line_end - runs.line))
    runs = runs[runs.index.isin(runs_matching)]
    return runs.sort_values('length', ascending=False)