class Coin:
def __init__(self, name, value, plural=None):
self.name = name
self.value = value
if plural:
self.plural = plural
else:
self.plural = self.name + 's'
self.count = 0
def display(self):
if self.count == 0:
return None
if self.count == 1:
return "%d %s" % (self.count, name)
else:
return "%d %s" % (self.count, self.plural)
#### next line unindented ###
coins = Coin('dollar', 100), Coin('quarter', 25), Coin('dime', 10),
Coin('nickel', 5), Coin('penny', 1, 'pennies')
amnt = 99
buff = []
for coin in coins:
(coin.count, amnt) = divmod(amnt, coin.value)
d = coin.display()
if d:
buff.append(d)
if len(buff) < 2:
print buff
else:
print ', '.join(buff[:-1]) + " and " + buff[-1]
--
Bob Gailer
Chapel Hill NC
919-636-4239
_______________________________________________
Tutor maillist - Tutor@python.org
http://mail.python.org/mailman/listinfo/tutor
