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deck_as_list.py
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deck_as_list.py
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#! /usr/bin/env python3
""" How to use dunder methods to add behavior to objects.
Here it's an example of how implement a french deck that can be used as a list"""
import collections
Card = collections.namedtuple('Card', ['rank', 'suit'])
class Deck:
ranks = [str(n) for n in range(2, 11)] + list('JQKA')
suits = 'spades diamonds clubs hearts'.split()
def __init__(self):
self._cards = [Card(rank, suit) for suit in self.suits
for rank in self.ranks]
def __len__(self):
return len(self._cards)
def __getitem__(self, position):
return self._cards[position]
card_a = Card('A', 'spades')
print(card_a)
deck = Deck()
len(deck)
print(deck[0])
print(deck[-1])
for card in deck:
print(card)