metrics_utils.py 文件源码

def format_metric_table_line(metrics, metrics_per_line, fillvalue=""):

    # the final result is a string, ready to add in between <TD></TD>
    metric_table_line = ""

    # we use izip_longest to iterate through 'metrics' by 'n' elements at a 
    # time (in this case 'mettrics_per_line')
    izip_longest_args = [iter(metrics)] * metrics_per_line
    for metric_line in izip_longest(*izip_longest_args, fillvalue=fillvalue):
        for metric_str in metric_line:
            # append the metric to the metric table line
            metric_table_line += strip_metric_str(str(metric_str)) + ","
        # add a line break to the table line
        metric_table_line = metric_table_line.rstrip(",") + "<BR/>"

    return(metric_table_line.rstrip("<BR/>"))