Simulation of a player playing games of chance one after the other whilst keeping a running total of his total cash

Games_Of_Chance.py

import random

money = 100

#Write your game of chance functions here

def flip_coin_game(bet, choice):
  #checking for errors and if they have enough money for their bet
  if bet < 0:
    print("Please bet a positive amount")
    return 0
  if bet > money:
      print("Sorry you don't have enough money for that bet!")
      return 0
  #generates result of coin toss
  number = random.randint(0,1)
  if number == 1:
    result = "Heads"
  else:
    result = "Tails"
  print("Result is " + result + ", player guessed " + str(choice))
  #checks if the player was correct and returns cash outcome
  if result == str(choice):
    print("correct guess, player wins £" + str(bet))
    return bet
  else:
    print("incorrect guess, player loses £" + str(bet))
    return -bet

def play_cho_han(bet, prediction):
  #checking for errors and if they have enough money for their bet
  if bet < 0:
    print("Please bet a positive amount")
    return 0
  if bet > money:
    print("Sorry you don't have enough money for that bet!")
    return 0
  if prediction == "even" or prediction == "odd":
    print("Please enter either Odd or Even, remembering to capitalise")
    return 0
  #generates result of dice throws
  dice1 = random.randint(1,6)
  dice2 = random.randint(1,6)
  total = dice1 + dice2
  print("Dice total is " + str(total))
  #checks if total of dice is even or odd
  if 0 == total%2:
    result = "Even"
  else:
    result = "Odd"
    print("Result is " + result + ", player guessed " + str(prediction))
  #checks if the player was correct and returns cash outcome
  if prediction == result:
    print("Correct, player wins £"+str(bet))
    return bet
  else:
    print("Incorrect. player loses £" + str(bet))
    return -bet

def higher_card_wins(bet):
  #checking for errors and if they have enough money for their bet
  if bet < 0:
    print("Please bet a positive amount")
    return 0
  if bet > money:
      print("Sorry you don't have enough money for that bet!")
      return 0
  #creating list for card values to choose from
  available_cards = list(range(1,14))*4
  available_cards.sort()
  #un-comment blow line to also print all the available cards to check it works
  #print(available_cards)
  #select first card from available cards
  card1 = available_cards[random.randint(0,len(available_cards)-1)]
  print("Player's card is "+str(card1))
  #removes first instance of the already drawn card from available cards
  available_cards.remove(card1)
   #un-comment below line to also print all the available cards to check it works
  #print(available_cards)
  #selects second card from new available cards
  card2 = available_cards[random.randint(0,len(available_cards)-1)]
  print("Opponents card is "+str(card2))
  #checks if player has won and returns cash outcome
  if card1 > card2:
    print("Player wins £"+str(bet)+" with "+str(card1)+" vs "+str(card2))
    return bet
  if card1 < card2:
    print("Player loses £"+str(bet)+" with "+str(card1)+" vs "+str(card2))
    return -bet
  else:
    print("It is a draw!")
    return 0

def french_roulette(bet, prediction):
  #checking for errors and if they have enough money for their bet
    if bet < 0:
      print("Please bet a positive amount")
      return 0
    if bet > money:
      print("Sorry you don't have enough money for that bet!")
      return 0
    #generates the result. 0 is 0 (duh), 1 - 36 are themselves
    result = random.randint(0,36)
    print("Player guessed " + str(prediction) + ", Ball landed on " + str(result))
    #checks if player was right and returns the cash result
    if (prediction == "Odd" or prediction == "odd") and (result%2 != 0 and result !=0):
      print("Player was right and wins £"+str(bet))
      return bet
    if (prediction == "Even" or prediction == "even") and (result%2 == 0 and result !=0):
     print("Player was right and wins £"+str(bet))
     return bet
    if prediction == result:
      print("Player was correct and wins £" + str(bet*35))
      return bet*35
    else:
      print("Player was incorrect and loses £" + str(bet))
      return -bet

#Call your game of chance functions here
money += flip_coin_game(50,"Heads")
print("New total cash is £" + str(money))
money += play_cho_han(50,"Even")
print("New total cash is £" + str(money))
money += higher_card_wins(50)
print("New total cash is £" + str(money))
money += french_roulette(50,"odd")
print("New total cash is £" + str(money))