test.py 文件源码

def report_data():
    # establish separate dictionary objects #
    results = collections.OrderedDict()
    donor_dict = {"Donors": []}
    totals_dict = {"Total $": []}
    num_results = {"Number of Donations": []}
    avg_results = {"Average Donation": []}
    # loop through donors data set and perform aggregate functions #
    for donor, donations in sorted(donors.items()):
        donor_dict["Donors"].append(donor)
        totals_dict["Total $"].append((sum(donations)))
        num_results["Number of Donations"].append(len(donations))
        avg_results["Average Donation"].append(int(numpy.mean(donations)))
    # combine dictionary objects into one for tabulate data input format #
    results.update(donor_dict)
    results.update(totals_dict)
    results.update(num_results)
    results.update(avg_results)
    print(tabulate(results, headers="keys", tablefmt="fancy_grid", numalign="center"))
    user_input()