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from itertools import cycle
import random


class Pig:

    def __init__(self, *players):
        self.players = players
        self.scores = dict.fromkeys(self.players, 0)

    def get_players(self):
        """Return a tuple of all players"""

        return self.players

    def get_score(self):
        """Return the score for all players"""

        return self.scores

    def roll(self):
        """Return a number between 1 and 6"""

        return random.randint(1, 6)

    def roll_or_hold(self):
        """Return 'roll' or 'hold' based on user input"""

        action = ''
        while True:
            value = input('(R)oll or (H)old? ')
            if value.lower() == 'r':
                action = 'roll'
                break
            elif value.lower() == 'h':
                action = 'hold'
                break

        return action

    def play(self):
        """Start a game of Pig"""

        for player in cycle(self.players):
            print('Now rolling: {}'.format(player))
            action = 'roll'
            turn_points = 0

            while action == 'roll':
                value = self.roll()
                if value == 1:
                    print('{} rolled a 1 and lost {} points'.format(player, turn_points))
                    turn_points = 0
                    break

                turn_points += value
                print('{} rolled a {} and now has {} points for this turn'.format(
                    player, value, turn_points
                ))

                if self.scores[player] + turn_points >= 100:
                    self.scores[player] += turn_points
                    print('{} won the game with {} points!'.format(
                        player, self.scores[player]
                    ))
                    return

                action = self.roll_or_hold()

            self.scores[player] += turn_points


def get_player_names():
    """Prompt for player names"""

    names = []

    while True:
        value = input("Player {}'s name: ".format(len(names) + 1))
        if not value:
            break

        names.append(value)

    return names


def main():
    """Launch a game of Pig"""

    pass