Python - Tic Tac Toe

#!/usr/bin/env python3

#
# https://www.reddit.com/r/learnpython/comments/4vzqr6/strange_indentation_error_when_trying_to_run_tic/
#

# --- constants --- UPPER_CASE

PLAYER_1 = 'x'
PLAYER_2 = 'o'

# --- class --- CamelCase

    # empty

# --- functions --- lower_case

def move(player, game):

    coords = input("Give me coordinates of the move that you want to make!\nRow then colomn, in format row,col (e.g. 1,1 up to 3,3): ")
    row, col = coords.split(",")

    row = int(row.strip()) - 1
    col = int(col.strip()) - 1

    game[row][col] = player


def display(board):

    for row in board:
        print(' '.join(row))

# --- main ---

if __name__ == "__main__":

    print("Welcome to Tic Tac Toe!")
    print()
    print("The game is exactly how you think it works.")
    print()

    while True:

        choice = input("Wanna play? If no then type `n`").lower()

        if choice == 'n':
            break

        # gameboard
        gameboard = [
            ['.', '.', '.'],
            ['.', '.', '.'],
            ['.', '.', '.']
        ]

        # keeps track of how many moves had been made
        count = 0

        while count < 10:
            move(PLAYER_1, gameboard)
            display(gameboard)
            count += 1

            move(PLAYER_2, gameboard)
            display(gameboard)
            count += 1

        print("End of this game")