Lecture Notes 01 Feb 2017

* We completed the skeleton of the Poker class

* Modify the dealing of hands so that the cards are 
  dealt round robin

* Modify the sorting of Cards routines so that Cards
  are grouped in Suits and then within a suit sorted
  by rank

import random

class Card (object):
  RANKS = (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)

  SUITS = ('C', 'D', 'H', 'S')

  def __init__ (self, rank = 12, suit = 'S'):
    if (rank in Card.RANKS):
      self.rank = rank
    else:
      self.rank = 12
    
    if (suit in Card.SUITS):
      self.suit = suit
    else:
      self.suit = 'S'

  def __str__ (self):
    if self.rank == 14:
      rank = 'A'
    elif self.rank == 13:
      rank = 'K'
    elif self.rank == 12:
      rank = 'Q'
    elif self.rank == 11:
      rank = 'J'
    else:
      rank = self.rank
    return str (rank) + self.suit

  def __eq__ (self, other):
    return (self.rank == other.rank)

  def __ne__ (self, other):
    return (self.rank != other.rank)

  def __lt__ (self, other):
    return (self.rank < other.rank)

  def __le__ (self, other):
    return (self.rank <= other.rank)

  def __gt__ (self, other):
    return (self.rank > other.rank)

  def __ge__ (self, other):
    return (self.rank >= other.rank)

class Deck (object):
  def __init__ (self):
    self.deck = []
    for suit in Card.SUITS:
      for rank in Card.RANKS:
        card = Card (rank, suit)
        self.deck.append (card)

  def shuffle (self):
    random.shuffle (self.deck)

  def deal (self):
    if (len(self.deck) == 0):
      return None
    else:
      return self.deck.pop(0)

class Poker (object):
  def __init__ (self, num_players):
    self.deck = Deck()
    self.deck.shuffle ()
    self.hands = []
    numCards_in_Hand = 5

    # deal the hand to each player
    for i in range (num_players):
      hand = []
      for j in range (numCards_in_Hand):
        hand.append (self.deck.deal())
      self.hands.append (hand)

  def play (self):
    for i in range (len (self.hands)):
      sortedHand = sorted (self.hands[i], reverse = True)
      hand = ''
      for card in sortedHand:
        hand = hand + str(card) + ' '
      print ('Hand ' + str (i + 1) + ': ' + hand)

      
def main():
  num_players = int (input ('Enter number of players: '))
  while (num_players < 2 or num_players > 6):
    num_players = int (input ('Enter number of players: '))
  game = Poker (num_players)
  game.play()

main()