def alpha(requestContext, seriesList, alpha):
    """
    Assigns the given alpha transparency setting to the series. Takes a float
    value between 0 and 1.
    """
    for series in seriesList:
        series.options['alpha'] = alpha
    return seriesList

    Assigns the given alpha transparency setting to the series. Takes a float
    value between 0 and 1.
    
graphite_api/functions.py