Tic Tac Toe.ipynb

{"cells":[{"metadata":{},"cell_type":"markdown","source":"# Tic-Tac-Toe Game"},{"metadata":{},"cell_type":"markdown","source":"This assignment was completed as activity it the Computer Based Maths course taught at the University of Rijeka, as apart of the Young Universities for the Future of Euope (YUFE) program. The Task was to create a game of Tic-Tac-Toe which the user would play against the computer for a best of five win scenario."},{"metadata":{},"cell_type":"markdown","source":"As is normal the first step is to is to run import statements. I know that the computer will be making random choices, so..."},{"metadata":{"trusted":true},"cell_type":"code","source":"import random","execution_count":1,"outputs":[]},{"metadata":{},"cell_type":"markdown","source":"The next thing to handle is building the board. I know that the board has nine cells that will have to be filled. Of course it is possible to use a 3X3 array, however I feel that it is more pythonic to create a dicionary or places, and then call these the dictionary values into a printed board."},{"metadata":{"trusted":true},"cell_type":"code","source":"#Create board dictionary\ngameBoard = {'1': ' ' , '2': ' ' , '3': ' ' ,\n            '4': ' ' , '5': ' ' , '6': ' ' ,\n            '7': ' ' , '8': ' ' , '9': ' ' }","execution_count":2,"outputs":[]},{"metadata":{},"cell_type":"markdown","source":"With the dictionary made, the next step is to find a way to print the board. As this will be happening often id is better to have a function to do this. I prefer lambda functions in general, and will use them when only a few lines may be inside."},{"metadata":{"trusted":true},"cell_type":"code","source":"#Will be printing the board a lot so set up a function\nprintBoard = lambda board:(\n    print(' ' + board['1'] + '| ' + board['2'] + ' | ' + board['3'],\n          '\\n--+---+--\\n', \n          board['4'] + '| ' + board['5'] + ' | ' + board['6'], \n          '\\n--+---+--\\n', \n          board['7'] + '| ' + board['8'] + ' | ' + board['9']))","execution_count":3,"outputs":[]},{"metadata":{},"cell_type":"markdown","source":"This also seems like a good time to establish some way to clear the board as this will happen 2-4 time a game, and anytime the player wants to continue."},{"metadata":{"trusted":true},"cell_type":"code","source":"#For clearing the board\nboard = []\nfor place in gameBoard:\n    board.append(place)","execution_count":4,"outputs":[]},{"metadata":{},"cell_type":"markdown","source":"Now I will introduce the player to the game and how the board is structured"},{"metadata":{"trusted":true},"cell_type":"code","source":"#Introduce the game\nprint('Welcome to the game of Tic-Tac-Toe, you are playing as X and will go first \\n',\n      'The board is stuctured like')\n\nprint(' ' + '1' + '| ' + '2' + ' | ' + '3',\n          '\\n--+---+--\\n', \n          '4' + '| ' + '5' + ' | ' + '6', \n          '\\n--+---+--\\n', \n          '7' + '| ' + '8' + ' | ' + '9')\n\nprint('Unfortunately for you I am a lazy programmer so even if a board will result in an obvious tie, \\n'\n      'you will have to play to the end. Best of five wins! Good luck.\\n')","execution_count":5,"outputs":[{"output_type":"stream","text":"Welcome to the game of Tic-Tac-Toe, you are playing as X and will go first \n The board is stuctured like\n 1| 2 | 3 \n--+---+--\n 4| 5 | 6 \n--+---+--\n 7| 8 | 9\nUnfortunately for you I am a lazy programmer so even if a board will result in an obvious tie, \nyou will have to play to the end. Best of five wins! Good luck.\n\n","name":"stdout"}]},{"metadata":{},"cell_type":"markdown","source":"And now the game is almost ready to begin. Before the player could start though some variables should be defined."},{"metadata":{"trusted":true},"cell_type":"code","source":"#Starting conditions\nplayerScore = 0\ncomScore = 0\nplayer = 'X'\nturns = 0\nplay = True","execution_count":6,"outputs":[]},{"metadata":{},"cell_type":"markdown","source":"And now the game can be played. First the human player X must select an empty location, and the turn is counted. Win conditions are checked after every round, and the player is incremented. Now, the computer player, O, is allowed to go. No text is displayed to the player, but a random number between 1 and 9 is selected until an empty location is selected and the trun counter is incremented. This will continue until a win condition is met, and a winner declared, or the turns counter reaches 9. At this point a tie is declared. Wins count as a point for the respective player, and a tie awards no points. The board is then cleared, and the next round starts. The first player with three points is declared the winner. The player is then asked if they would like to start again."},{"metadata":{"trusted":true},"cell_type":"code","source":"#Play the game (I lost the game!)\nwhile (playerScore or comScore) < 3:              \n\n    if player == 'X': #Player takes their turn with keyboard input\n        play = str(input('It\\'s your turn. Where do you want to play? '))  \n        if gameBoard[play] == ' ': #Location must be empty\n            gameBoard[play] = 'X' #Location is recorded for the player\n            turns += 1\n        else:\n            print('That place is already taken. Please try another location')\n            continue\n    \n    if player == 'O': #Computer Takes its turn randomly\n        play = str(random.randint(1,9))\n        if gameBoard[play] == ' ': #Location must be empty\n            gameBoard[play] = 'O' #Location is recorded for the computer\n            turns += 1 #Tie condition increases\n            print('The computer has played.')\n        else:\n            continue\n        \n    printBoard(gameBoard)\n    # Check if any win conditions are met\n    if     (gameBoard['1'] == gameBoard['2'] == gameBoard['3'] != ' ') or (# Top \n            gameBoard['4'] == gameBoard['5'] == gameBoard['6'] != ' ') or (# Middle\n            gameBoard['7'] == gameBoard['8'] == gameBoard['9'] != ' ') or (# Bottom\n            gameBoard['1'] == gameBoard['4'] == gameBoard['7'] != ' ') or (# Left\n            gameBoard['2'] == gameBoard['5'] == gameBoard['8'] != ' ') or (# Middle\n            gameBoard['3'] == gameBoard['6'] == gameBoard['9'] != ' ') or (# Right\n            gameBoard['1'] == gameBoard['5'] == gameBoard['9'] != ' ') or (# /\n            gameBoard['7'] == gameBoard['5'] == gameBoard['3'] != ' '):    # \\ \n        print(\"\\nRound over.\")                \n        print(player + \" has won the round!\")\n        if player =='X':\n            playerScore += 1 #Record player win\n        else:\n            comScore += 1 #Record computer win\n        for place in board:\n            gameBoard[place] = \" \" #Clear the board, reset turns\n        turns = 0\n        #Give the scores\n        print('Your score is ' + str(playerScore) +\n              ' the computer\\'s score is ' + str(comScore) +\".\\n\")\n    # Check if tie condition has been met\n    if turns == 9:\n        print(\"It's a tie, please start again.\\n\")\n        for place in board:\n            gameBoard[place] = \" \" #Clear the board, reset turns\n        turns = 0\n        print('A new round starts now.')\n\n    # Change players\n    if player =='X':\n        player = 'O'\n    else:\n        player = 'X'        \n    \n\n    #Check scores/restart\n    if playerScore == 3:\n        restart = input('You have won the game! Would you like to start again? (y/n)')\n        if restart == \"y\" or restart == \"Y\":  \n            playerScore = 0 #Set up new game\n            comScore = 0\n            player = 'X'\n        else:\n            break\n    elif comScore == 3:\n        restart = input('Game Over. You have lost. Would you like to start again? (y/n)')\n        if restart == \"y\" or restart == \"Y\":  \n            playerScore = 0 #Set up new game\n            comScore = 0\n            player = 'X'\n        else:\n            break","execution_count":7,"outputs":[{"output_type":"stream","name":"stdout","text":"It's your turn. Where do you want to play? 1\n X|   |   \n--+---+--\n  |   |   \n--+---+--\n  |   |  \nThe computer has played.\n X|   |   \n--+---+--\n  | O |   \n--+---+--\n  |   |  \nIt's your turn. Where do you want to play? 2\n X| X |   \n--+---+--\n  | O |   \n--+---+--\n  |   |  \nThe computer has played.\n X| X |   \n--+---+--\n  | O |   \n--+---+--\n  | O |  \nIt's your turn. Where do you want to play? 3\n X| X | X \n--+---+--\n  | O |   \n--+---+--\n  | O |  \n\nRound over.\nX has won the round!\nYour score is 1 the computer's score is 0.\n\nThe computer has played.\n  |   |   \n--+---+--\n  |   |   \n--+---+--\n  |   | O\nIt's your turn. Where do you want to play? 1\n X|   |   \n--+---+--\n  |   |   \n--+---+--\n  |   | O\nThe computer has played.\n X|   |   \n--+---+--\n O|   |   \n--+---+--\n  |   | O\nIt's your turn. Where do you want to play? 2\n X| X |   \n--+---+--\n O|   |   \n--+---+--\n  |   | O\nThe computer has played.\n X| X |   \n--+---+--\n O|   |   \n--+---+--\n O|   | O\nIt's your turn. Where do you want to play? 3\n X| X | X \n--+---+--\n O|   |   \n--+---+--\n O|   | O\n\nRound over.\nX has won the round!\nYour score is 2 the computer's score is 0.\n\nThe computer has played.\n  |   |   \n--+---+--\n  |   |   \n--+---+--\n  |   | O\nIt's your turn. Where do you want to play? 1\n X|   |   \n--+---+--\n  |   |   \n--+---+--\n  |   | O\nThe computer has played.\n X|   |   \n--+---+--\n  |   |   \n--+---+--\n  | O | O\nIt's your turn. Where do you want to play? 2\n X| X |   \n--+---+--\n  |   |   \n--+---+--\n  | O | O\nThe computer has played.\n X| X |   \n--+---+--\n O|   |   \n--+---+--\n  | O | O\nIt's your turn. Where do you want to play? 3\n X| X | X \n--+---+--\n O|   |   \n--+---+--\n  | O | O\n\nRound over.\nX has won the round!\nYour score is 3 the computer's score is 0.\n\nYou have won the game! Would you like to start again? (y/n)n\n"}]}],"metadata":{"kernelspec":{"name":"python3","display_name":"Python 3","language":"python"},"language_info":{"name":"python","version":"3.7.8","mimetype":"text/x-python","codemirror_mode":{"name":"ipython","version":3},"pygments_lexer":"ipython3","nbconvert_exporter":"python","file_extension":".py"}},"nbformat":4,"nbformat_minor":4}