pr2019.py

# Initial data, for testing.
ItemNo      = [31, 42, 27, 81, 99, 46]
Description = ["Vase", "Chair", "Painting", "Piano", "Tuba", "Model car"]
NumBids     = [3, 0, 1, 9, 7, 0]
Reserve     = [19, 80, 300, 120, 99, 5]
Bid         = [25, 0, 50, 437, 105, 0]
Buyer       = [108, None, 199, 176, 155, None]
Result      = [None, None, None, None, None, None]

N = 6

# Some code to show the data that we have.
def show_data():
    heading = "%4s  %-11s  %4s  %6s  %6s  %6s  %s" % ("I#", "Desc", "#bid", "Reserve", "Bid", "Buyer", "Result")
    sep     = "%4s  %-11s  %4s  %6s  %6s  %6s  %s" % ("--", "----", "----", "-------", "---", "-----", "------")
    print(heading)
    print(sep)
    for i in range(N):
        it, de, nb = ItemNo[i], Description[i], NumBids[i]
        re, bi, bu = Reserve[i], Bid[i], Buyer[i]
        result = Result[i]
        line = "%4i  %-11s  %4i  %6i  %6i  %6s  %s" % (it, de, nb, re, bi, bu, result)
        print(line)
    print()

# TASK 3 (things we haven't done yet)
# * Display item # and final bid for unsold items (did not meet reserve).
# * Display item # of items that received no bids.
# * Summary: # sold, # unsold, # unbid        (sum of these == total number of items)

def calculate_results():
    # Determine the result for each item: "Sold", "Unsold", "Unbid"
    for i in range(N):
        if NumBids[i] == 0:
            Result[i] = "Unbid"
        elif Bid[i] >= Reserve[i]: