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Includes post usability testing changes: Adds introduction at start Makes feedback messages clearer regarding wins and losses
"""Lucky Unicorn - fully working program, combining all 4 components v2
Includes post usability testing changes:
Adds introduction at start
Makes feedback messages clearer regarding wins and losses
Created by Nathan Smith
28/06/21
"""
import random
# Integer checking function
def intcheck(question, low, high):
valid = False
while not valid:
error = "Whoops! Please enter an integer between {} " \
"and {}".format(low, high)
try:
response = int(input(question.format(low, high)))
if low <= response <= high:
return response
else:
print(error)
print()
except ValueError:
print(error)
# Main routine goes here
# Introduction and instructions
print("*** Welcome to the Lucky Unicorn Game ***")
print()
print("To play, enter an amount of money between $1 a"
"nd $10 (whole dollars only).")
print("\nEach round costs $1")
print("\nPayouts:")
print("\tUnicorn: $5.00")
print("\tHorse or Zebra: $0.50")
print("\tDonkey: $0.00")
print()
# Constant values
UNICORN_PAYOUT = 5
HORSE_ZEBRA_PAYOUT = 0.5
GAME_FEE = 1
MAX_AMOUNT = 10
# Ask how much the user wants to play with (minimum $1, maximum $10)
user_balance = intcheck("How much money would you like to play"
" with? ", GAME_FEE, MAX_AMOUNT)
keep_playing = ""
while not keep_playing:
# Balancing the odds - now only a 1/10 chance of getting a unicorn
options = ['donkey', 'donkey', 'donkey', 'zebra', 'zebra', 'zebra',
'horse', 'horse', 'horse', 'unicorn']
# Generate random choice of token from list
option = random.choice(options)
print("\nYou got a {}".format(option))
# Adjust user_balance correctly for given token
if option == "unicorn":
user_balance += 4
print("Congratulations, you won ${:.2f}".format(UNICORN_PAYOUT))
elif option == "horse" or option == "zebra":
user_balance -= 0.5
print("Congratulations, you won ${:.2f}".format(HORSE_ZEBRA_PAYOUT))
else:
user_balance -= 1
print("Sorry, you did not win anything this round")
# Check and report user_balance, giving option to play again if at least $1
if user_balance >= GAME_FEE:
print("You have ${:.2f} left to play with\n".format(user_balance))
keep_playing = input("Press <enter> to play another round o"
"r 'q' + <enter> to quit: ")
else:
print("and do not have enough credit for another round.")
keep_playing = "q"
# Farewells user at the end of the game
print("\nYou are leaving with a balance of ${:.2f}\nThanks for play"
"ing, Goodbye.".format(user_balance))
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