DS3_starter.py

# import the random module
import random

# create the class Dice
class Dice:
    # create the constructor (__init__) method
    # it takes as input the number sides and if none is specified use 6
    # it sets the dice object's number of sides (instance variable)
    # it sets the list that tracks the rolls to the empty list (instance variable)

    def __init__(self, sides=6):
        self.sides = sides
        self.rolls = []

    # create the __str__ method
    # it returns "Last roll: value" where value is the last value in the list that tracks the rolls
    
    def __str__(self):
        if len(self.rolls) == 0:
            return "This die has yet to be rolled."
        else:
            return "Last roll: " + str(self.rolls[-1])

    # create the roll method
    # it randomly picks a value from 1 to the number of sides this dice object has
    # it adds that value to the end of the list that tracks all the rolls
    # it returns the value

    def roll(self):
        rolled = random.randint(1, self.sides)
        self.rolls.append(rolled)
        return rolled

    # create the num_rolls method
    # uses user input to quantify the amount of rolls
    # it asks the users, "How many times do you want to roll?"
    # prints out each roll

    def num_rolls(self):
        num = int(input("How many times do you want to roll? "))
        for i in range(num):
            print(self.roll())

    # BONUS
    # create the print_count_for_num method
    # it will count how many times the passed number has been rolled and print 
    # number was rolled x times - where number is the number and x is the count

    def print_count_for_num(self, num):
        total = 0
        for i in self.rolls:
            if num == i:
                total += 1
        print(str(num) + " was rolled " + str(total) + " times")



# main function
def main():
    
    # Create an instance
    three_sided = Dice(3)
    print("Three sides dice")

    # Roll dice 5 times
    for i in range(5):
       print(three_sided.roll())

    # Print last roll
    print(three_sided)

    # Create an instance
    six_sided = Dice()
    print("\nSix sides dice")

    # Roll dice 5 times
    for i in range(5):
       print(six_sided.roll())

    # Print last roll
    print(six_sided)

    # prompts for user input
    dice = Dice()
    dice.num_rolls()
    

    # BONUS quiz
    # Print accumulation
    print("\nFrequency of 3")
    dice.print_count_for_num(3)

if __name__ == "__main__":
    main()