simulation code of mcts agent.

mctsagent.py

@staticmethod
def roll_out(state: GameState) -> int:
    """
    Simulate an entirely random game from the passed state and return the winning
    player.

    Args:
        state: game state

    Returns:
        int: winner of the game

    """
    moves = state.moves()  # Get a list of all possible moves in current state of the game

    while state.winner == GameMeta.PLAYERS['none']:
        move = choice(moves)
        state.play(move)
        moves.remove(move)

    return state.winner