def mean(r):
    try:
        return float(sum(r)) / len(r)
    except ZeroDivisionError:
        raise ValueError("can't calculate mean of empty collection")
Returns the full path to the dart analyzer.
dataset/ETHPy150Open mikeorr/WebHelpers2/webhelpers2/number.py/mean--crossover with--dataset/ETHPy150Open guillermooo/dart-sublime-bundle/lib/sdk.py/SDK.path_to_analyzer