randomPlayer.py

# -*- coding: utf-8 -*-
''' This is the famous random player whici (almost) always looses.
'''

import time
import Goban
from random import choice
from playerInterface import *

class myPlayer(PlayerInterface):
    ''' Example of a random player for the go. The only tricky part is to be able to handle
    the internal representation of moves given by legal_moves() and used by push() and
    to translate them to the GO-move strings "A1", ..., "J8", "PASS". Easy!

    '''

    def __init__(self):
        self._board = Goban.Board()
        self._mycolor = None

    def getPlayerName(self):
        return "Random Player"

    def getPlayerMove(self):
        if self._board.is_game_over():
            print("Referee told me to play but the game is over!")
            return "PASS"
        moves = self._board.legal_moves() # Dont use weak_legal_moves() here!
        move = choice(moves)
        self._board.push(move)

        # New here: allows to consider internal representations of moves
        print("I am playing ", self._board.move_to_str(move))
        # move is an internal representation. To communicate with the interface I need to change if to a string
        return Goban.Board.flat_to_name(move)

    def playOpponentMove(self, move):
        print("Opponent played ", move, "i.e. ", move) # New here
        # the board needs an internal represetation to push the move.  Not a string
        self._board.push(Goban.Board.name_to_flat(move))

    def newGame(self, color):
        self._mycolor = color
        self._opponent = Goban.Board.flip(color)

    def endGame(self, winner):
        if self._mycolor == winner:
            print("I won!!!")
        else:
            print("I lost :(!!")