24 lines
495 B
Python
24 lines
495 B
Python
# stock.py
|
|
|
|
class Stock(object):
|
|
'''
|
|
An instance of a stock holding consisting of name, shares, and price.
|
|
'''
|
|
def __init__(self, name, shares, price):
|
|
self.name = name
|
|
self.shares = shares
|
|
self.price = price
|
|
|
|
def cost(self):
|
|
'''
|
|
Return the cost as shares*price
|
|
'''
|
|
return self.shares * self.price
|
|
|
|
def sell(self, nshares):
|
|
'''
|
|
Sell a number of shares
|
|
'''
|
|
self.shares -= nshares
|
|
|