nim_improved.py

# Game of Nim

def welcomeMessage():
    print(
"""
This is a 2 player game.
The computer-human based game will be made soon.
There are a total of 13 sticks.
Each player choses minimum 1 and maximum 4 sticks in one turn.
The player who picks up the last stick wins.
All the best to both players.
""")

def get_players():
    player1 = input("What is player 1's name? ")
    player2 = input("What is player 2's name? ")
    return player1, player2

def gameLogic():
    totalSticks = 13
    numberOfSticksPicked = 0
    turn = 1
    while totalSticks:
        print ("Number of sticks remaining: ", totalSticks)
        print ("Player", turn, "'s turn.")
        numberOfSticksPicked = int(input("Pick minimum 1 and maximum 4 sticks.\n"))
        if numberOfSticksPicked > totalSticks\
        or numberOfSticksPicked > 4\
        or numberOfSticksPicked < 1:
            print ("That is not allowed. Try picking again.")
            continue
        totalSticks = totalSticks - numberOfSticksPicked
        if turn == 1:
            turn = 2
        elif turn == 2:
            turn = 1

    if turn == 1:
        return 1
    else:
        return 0

def winMessage(turn,player1,player2):
    if turn:
        print (player2 + " won.")
    else:
        print (player1 + " won.")



def main():
    welcomeMessage()
    player1, player2 = get_players()
    turn = gameLogic()
    winMessage(turn,player1,player2)

#Starting the program
main()