test13-12.py

from random import randint

# initializing board
board = []

for x in range(5):
    board.append(["O"] * 5)


def print_board(board):
    for row in board:
        print " ".join(row)


# starting the game and printing the board
print "Let's play Battleship!"
print_board(board)


# defining where the ship is
def random_row(board):
    return randint(0, len(board) - 1)


def random_col(board):
    return randint(0, len(board[0]) - 1)


ship_row = random_row(board)
ship_col = random_col(board)

# asking the user for a guess
for turn in range(4):
    guess_row = int(raw_input("Guess Row:"))
    guess_col = int(raw_input("Guess Col:"))

    # if the user's right, the game ends
    if guess_row == ship_row and guess_col == ship_col:
        print "Congratulations! You sunk my battleship!"
        break
    else:
        # warning if the guess is out of the board
        if (guess_row < 0 or guess_row > 4) or (guess_col < 0 or guess_col > 4):
            print "Oops, that's not even in the ocean."

        # warning if the guess was already made
        elif (board[guess_row][guess_col] == "X"):
            print "You guessed that one already."

        # if the guess is wrong, mark the point with an X and start again
        else:
            print "You missed my battleship!"
            board[guess_row][guess_col] = "X"

        # Print turn and board again here
        print "Turn " + str(turn + 1) + " out of 4."
        print_board(board)

# if the user have made 4 tries, it's game over
if turn >= 3:
    print "Game Over"