class Stock:
name = String('name')
shares = Integer('shares')
price = Float('price')
def __init__(self, name, shares, price):
self.name = name
self.shares = shares
self.price = price
# @property
# def shares(self):
# return self._shares
# @shares.setter
# def shares(self, value):
# if not isinstance(value, int):
# raise TypeError('expected an integer')
# self._shares = value
def cost(self):
return self.shares * self.price
def sell(self, n):
if self.shares - n >= 0:
self.shares -= n
return self.shares
def __repr__(self):
return f'Stock(\'{self.name}\', {self.shares}, {self.price})'
class Stock:
name = String('name')
shares = Integer('shares')
price = Float('price')
def __init__(self, name, shares, price):
self.name = name
self.shares = shares
self.price = price
def __repr__(self):
return f'Stock({self.name!r}, {self.shares!r}, {self.price!r})'
@property
def cost(self):
'''
Return the cost as shares*price
'''
return self.shares * self.price
def sell(self, nshares):
'''
Sell a number of shares and return the remaining number.
'''
self.shares -= nshares
class Stock:
name = String('name')
shares = Int('shares')
price = Float('price')
def __init__(self, name, shares, price):
self.name = name
self.shares = shares
self.price = price
def __repr__(self):
return f'Stock({self.name}, {self.shares}, {self.price})'
# @property
# def shares(self):
# return self._shares
# @shares.setter
# def shares(self, value):
# if not isinstance(value, int):
# raise TypeError(f"Expected int, not {type(value).__name__}")
# self._shares = value
@property
def cost(self):
return self.shares * self.price
def sell(self, value):
self.shares -= value
class Stock:
name = String('name')
shares = Integer('shares')
price = Float('price')
#__slots__ = ('name','_shares','price')
def __init__(self,name,shares,price):
self.name = name
self.shares = shares
self.price = price
def __repr__(self) -> str:
return f'Stock({self.name!r},{self.shares!r},{self.price!r})'
@property
def shares(self):
return self._shares
@shares.setter
def shares(self,value):
if not isinstance(value,int):
raise TypeError('Expected int')
self._shares = value
@property
def cost(self):
return self.shares * self.price
def sell(self,numshares):
self.shares -= numshares
class Stock(object):
name = String('name')
shares = Integer('shares')
price = Float('price')
def __init__(self, name, shares, price):
self.name = name
self.shares = shares
self.price = price
@property
def cost(self):
return self.shares * self.price
def sell(self, sold):
self.shares -= sold
def __repr__(self):
return f'Stock({self.name!r}, {self.shares!r}, {self.price!r})'
class Stock:
__slots__ = ('_name', '_price', '_shares')
name = String('name')
shares = Int('shares')
price = Float('price')
def __init__(self, name, shares, price):
self.name = name
self.price = price
self.shares = shares
@property
def cost(self):
return self.shares * self.price
def sell(self, shares):
if self.shares < shares:
self.shares = 0
else:
self.shares -= shares
def __repr__(self):
return f"Stock('{self.name}', {self.shares}, {self.price})"