| 60 | return x + y |
| 61 | |
| 62 | class Stock: |
| 63 | name = NonEmptyString() |
| 64 | shares = PositiveInteger() |
| 65 | price = PositiveFloat() |
| 66 | def __init__(self, name, shares, price): |
| 67 | self.name = name |
| 68 | self.shares = shares |
| 69 | self.price = price |
| 70 | |
| 71 | def __repr__(self): |
| 72 | return f'Stock({self.name!r}, {self.shares!r}, {self.price!r})' |
| 73 | |
| 74 | @property |
| 75 | def cost(self): |
| 76 | return self.shares * self.price |
| 77 | |
| 78 | def sell(self, nshares): |
| 79 | self.shares -= nshares |
| 80 | |
| 81 | |
| 82 |
nothing calls this directly
no test coverage detected