Wojciech Bederski wuub
wuub
/ money.py
Created
March 28, 2017 08:05
— forked from tauzen/money.py
Python DDD - Value Object idea. Immutable attributes, methods, structural equality.
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| from collections import namedtuple | |
| class Money(namedtuple('Money', ['amount', 'currency'])): | |
| def add(self, amount): | |
| return Money(self.amount + amount, self.currency) | |
| m = Money(20, 'USD') | |
| print(m) | |
| # Money(amount=20, currency='USD') |