2020-06-30 22:03:05 +00:00

77 lines
2.7 KiB
Python

###
# Copyright (c) 2008, Anatoly Popov
# Copyright (c) 2008, Andrey Rahmatullin
# Copyright (c) 2020, oddluck <oddluck@riseup.net>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
import random
class Deck:
"""
54-card deck simulator.
This class represents a standard 54-card deck (with 2 different Jokers)
and supports shuffling and drawing.
"""
titles = ["2", "3", "4", "5", "6", "7", "8", "9", "10", "J", "Q", "K", "A"]
suits = ["", "", "", ""]
def __init__(self):
"""
Initialize a new deck and shuffle it.
"""
self.deck = []
self.base_deck = ["Black Joker", "Red Joker"] + [
t + s for t in self.titles for s in self.suits
]
self.shuffle()
def shuffle(self):
"""
Restore and shuffle the deck.
All cards are returned to the deck and then shuffled randomly.
"""
new_deck = self.base_deck[:]
random.shuffle(new_deck)
self.deck = new_deck
def __next__(self):
"""
Draw the top card from the deck and return it.
Drawn card is removed from the deck. If it was the last card, deck is
shuffled.
"""
card = self.deck.pop()
if not self.deck:
self.shuffle()
return card