python～tkinterを用いたオセロ（リバーシ）改良版：CPU対戦付き～
はじめに
こんにちは、Keymaleです。久しぶりの投稿です。
以前投稿したpythonでのオセロの実装例がなかなか見てくださっている方がいたので、今回はその改良版です。
改良版オセロ
今回の改良点は
- 現在の黒と白の数の表示
- 置ける場所のハイライト化
- CPU対戦機能の追加
になります。以下にコードを記載します。
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import sys,os import time import tkinter as tk import numpy as np import random import copy class reversi(): def __init__(self): self.row_num = 8 self.root = tk.Tk() self.xsize = 600 self.ysize = 600 self.reversi_xsize = 400 self.reversi_ysize = 400 self.tagstr = 'abcdefgh' self.item_id = 0 self.pass_check_latch = True self.pass_check_latch2 = True self.startgame = False self.finish = False self.judged = False self.winner = '△' self.p1 = True self.p2 = True self.turn = '●' self.board = [['##' for i in range (self.row_num + 2)] for j in range(self.row_num + 2)] self.board[self.row_num//2][self.row_num//2:self.row_num//2+2] =['○','●'] self.board[self.row_num//2+1][self.row_num//2:self.row_num//2+2] =['●','○'] self.coordinate = {'x':-1,'y':-1} self.dispalay_tk() def double_check(self,color,board,inputx,inputy): if board[inputy][inputx] == '##': return True else: self.display_comment_big('そこはもう置いてあるでしょうが！！！') return False def around_check(self,color,x,y,board): empty_cnt = 0 reversible_cnt = 0 reversible_tgt = [] temp_tgt =[] pass_flag = False for ax in range(x-1,x+2): for ay in range(y-1,y+2): if ax != x or ay != y: if board[ay][ax] != '##' and board[ay][ax] != color: empty_cnt += 1 temp_tgt += [[ax,ay]] if empty_cnt == 0: pass_flag = False else: reversible_tgt_temp = [] for bx,by in temp_tgt: reversible_tgt_temp = [[bx,by]] difx = x - bx dify = y - by temp_reversible_cnt = 1 cx = bx - difx cy = by - dify while True: if cx == 0 or cx == self.row_num + 1 or cy == 0 or cy == self.row_num + 1: break elif board[cy][cx] == '##': break elif board[cy][cx] != color: temp_reversible_cnt += 1 reversible_tgt_temp += [[cx,cy]] else: reversible_cnt += temp_reversible_cnt reversible_tgt += reversible_tgt_temp pass_flag = True break cx = cx - difx cy = cy - dify return pass_flag,reversible_cnt,reversible_tgt def input_calc(self,color,board,inputx,inputy): pass_flag = False reversible_tgt_sum = [] for x in range(1,self.row_num + 1): for y in range(1,self.row_num + 1): if board[y][x] == '##': pass_check, reversible_cnt,reversible_tgt = self.around_check(color = color, x = x, y = y,board=board) if pass_check: reversible_tgt_sum += reversible_tgt pass_flag = True while pass_flag: if self.double_check(color = color,board = board,inputx=inputx,inputy=inputy): pass_check, reversible_cnt,reversible_tgt = self.around_check(color = color,x = inputx, y = inputy, board = self.board) if pass_check: board[inputy][inputx] = color for ax,ay in reversible_tgt: board[ay][ax] = color self.comment.set(str(reversible_cnt) + '個ひっくり返したで') pass_flag = False break else: self.display_comment_big('置けまへーん！！') pass_flag = True break else: pass_flag = True break return pass_flag,board def search_enable_place(self,turn,inputx,inputy): self.enable_place = [] self.enable_place_cnt = [] self.pass_check_latch2 = self.pass_check_latch self.pass_check_latch = False for x in range(1,self.row_num + 1): for y in range(1,self.row_num + 1): if self.board[y][x] == '##': pass_check, reversible_cnt,reversible_tgt = self.around_check(color = turn, x = x, y = y,board = self.board) if pass_check: self.enable_place += [[x,y]] self.enable_place_cnt += [[x,y,reversible_cnt]] self.pass_check_latch = True ######置くところがないときは自動的にPASS###### if self.pass_check_latch: for x in list(range(1,self.row_num+1)): for y in list(range(1,self.row_num+1)): self.tag = self.tagstr[x-1]+self.tagstr[y-1] self.canvas.create_rectangle(*self.tag_pos[self.tag], fill='green', tags = self.tag) for x,y,cnt in self.enable_place_cnt: self.tag = self.tagstr[x-1]+self.tagstr[y-1] self.canvas.create_rectangle(*self.tag_pos[self.tag], fill='green2', tags = self.tag) return True else: if self.pass_check_latch2: self.turn = self.change_turn(turn) self.display_comment_big('もう置くとこないからPASSやな!' + self.turn + 'の番です') return False else: self.finish = True return self.judge() def judge(self): cnt_b,cnt_w = self.cnt_board() if cnt_b > cnt_w: self.winner = '●' elif cnt_b < cnt_w: self.winner = '○' else: self.display_comment_big('終わりでーす!引き分け！') return True self.display_comment_big('終わりでーす!'+self.winner+'の勝ちやで！') return True def change_turn(self,turn): if turn == '●': return '○' else: return '●' def pos2tag(self, pos): for p, t in zip(list(range(1,self.row_num+1)),self.tagstr): if pos == p : return t def tag2pos(self, tag): for p, t in zip(list(range(1,self.row_num+1)),self.tagstr): if tag == t : return p def refresh_board(self): for x in range(1,self.row_num+1): for y in range(1,self.row_num+1): self.tag = self.tagstr[x-1]+self.tagstr[y-1] if self.board[y][x] == '●': self.canvas.create_oval(*self.tag_pos[self.tag], fill='black',tags = self.tag) elif self.board[y][x] =='○': self.canvas.create_oval(*self.tag_pos[self.tag], fill='white',tags = self.tag) def cnt_board(self): cnt_b = 0 cnt_w = 0 for i in range(1,self.row_num+1): cnt_b += self.board[i].count('●') cnt_w += self.board[i].count('○') return cnt_b, cnt_w def display_comment(self): cnt_b,cnt_w = self.cnt_board() Static2 = tk.Label(textvariable=self.comment) self.cnt_bw.set('● : ○ = '+str(cnt_b)+' : '+str(cnt_w)) Static_cntbw = tk.Label(textvariable=self.cnt_bw) Static2.place(x=self.xsize/2-200, y=self.ysize -65) Static_cntbw.place(x=self.xsize/2, y=self.ysize -90) def display_comment_big(self,comment): Static1 = tk.Label(text = comment, font=("",20),bg='white') Static1.place(x=0, y=0, width=self.xsize, height=100) return Static1 def update(self): pass_flag, self.board = self.input_calc(color = self.turn, board = self.board,inputx = self.coordinate['x'],inputy = self.coordinate['y']) if not pass_flag: self.turn = self.change_turn(self.turn) while not self.search_enable_place(turn=self.turn,inputx=self.coordinate['x'],inputy=self.coordinate['y']): pass self.refresh_board() self.display_comment() if ((not self.p2) and (self.turn == '○'))or((not self.p1) and (self.turn == '●')): self.display_comment_big(self.turn + 'の番です(CPU)') else: self.display_comment_big(self.turn + 'の番です') def pvp(self): self.p1,self.p2 = True, True self.aft_push_strt_btn() def pvc(self): self.p1,self.p2 = True, False self.aft_push_strt_btn() def cvp(self): self.p1,self.p2 = False, True self.aft_push_strt_btn() def cvc(self): self.p1,self.p2 = False, False self.aft_push_strt_btn() def aft_push_strt_btn(self): self.startgame = True self.startfrm.pack_forget() while not self.search_enable_place(turn=self.turn,inputx=self.coordinate['x'],inputy=self.coordinate['y']): pass self.refresh_board() if ((not self.p2) and (self.turn == '○'))or((not self.p1) and (self.turn == '●')): self.display_comment_big(self.turn + 'の番です(CPU)') else: self.display_comment_big(self.turn + 'の番です') #オセロの盤面を押したときのファンクション def pressed(self,event): self.item_id = self.canvas.find_closest(event.x, event.y) self.tag = self.canvas.gettags(self.item_id[0])[0] self.coordinate['x'] = self.tag2pos(self.tag[0]) self.coordinate['y'] = self.tag2pos(self.tag[1]) self.update() #CPUの動作 def cpu_lv1(self): change_cnt_max = 0 cm_x = 0 cm_y = 0 for x, y, cnt in self.enable_place_cnt: if change_cnt_max < cnt: change_cnt_max = cnt cm_x = x cm_y = y elif change_cnt_max == cnt: temp = random.randint(0,2) if temp == 0: cm_x = x cm_y = y self.coordinate['x'] = x self.coordinate['y'] = y def cpu_lv2(self): change_cnt_max = 0 cm_x = 0 cm_y = 0 kado = [[1,1], [1,8], [8,1], [8,8]] kado_near = [[1,2],[1,7],[2,1],[2,2],[2,7],[2,8],[7,1],[7,2],[7,7],[7,8],[8,2],[8,7]] opponent_enable_put_num = 0 e_p_c = 0 temp_turn = self.change_turn(self.turn) for ax, ay, acnt in self.enable_place_cnt: kado_flag = False original_board = copy.deepcopy(self.board) pass_flag, temp_board = self.input_calc(color = self.turn, board = original_board,inputx = ax,inputy = ay) p_c, r_c,r_t = self.around_check(color = self.turn, x = ax, y = ay,board = temp_board) enable_place = [] enable_place_cnt = [] for bx in range(1,self.row_num + 1): for by in range(1,self.row_num + 1): if temp_board[by][bx] == '##': pass_check, reversible_cnt,reversible_tgt = self.around_check(color = temp_turn, x = bx, y = by,board = temp_board) if pass_check: bxy = [bx,by] if not (bxy in kado): enable_place += [[bx,by]] enable_place_cnt += [[bx,by,reversible_cnt]] elif not ((bx in [1,8]) or (by in [1,8])): enable_place += [[bx,by]] enable_place_cnt += [[bx,by,reversible_cnt]] else : print(bxy) kado_flag = True if not kado_flag: if [ax,ay] in kado: cm_x = ax cm_y = ay break if [ax,ay] in kado_near: pass elif (ax in [1,8]): if self.board[ay - 1][ax] == '##' and self.board[ay + 1][ax] == '##': cm_x = ax cm_y = ay break elif ay in [3,6]: cm_x = ax cm_y = ay break elif ay == 4: if self.board[ay - 1][ax] == self.turn: cm_x = ax cm_y = ay break elif self.board[ay + 2][ax] == self.turn and self.board[ay + 1][ax] == self.change_turn(self.turn): cm_x = ax cm_y = ay break elif ay == 5: if self.board[ay + 1][ax] == self.turn: cm_x = ax cm_y = ay break elif self.board[ay - 2][ax] == self.turn and self.board[ay - 1][ax] == self.change_turn(self.turn): cm_x = ax cm_y = ay break elif (ay in [1,8]): if self.board[ay][ax - 1] == '##' and self.board[ay][ax+1] == '##': cm_x = ax cm_y = ay break elif ax in [3,6]: cm_x = ax cm_y = ay break elif ax == 4: if self.board[ay][ax - 1] == self.turn: cm_x = ax cm_y = ay break elif self.board[ay][ax + 2] == self.turn and self.board[ay][ax + 1] == self.change_turn(self.turn): cm_x = ax cm_y = ay break elif ax == 5: if self.board[ay][ax + 1] == self.turn: cm_x = ax cm_y = ay break elif self.board[ay][ax - 2] == self.turn and self.board[ay][ax - 1] == self.change_turn(self.turn): cm_x = ax cm_y = ay break elif opponent_enable_put_num < len(enable_place): cm_x = ax cm_y = ay opponent_enable_place = enable_place opponent_enable_put_num = len(enable_place) enable_place_cnt = r_c elif opponent_enable_put_num == len(enable_place): if e_p_c < r_c: cm_x = ax cm_y = ay e_p_c = r_c opponent_enable_place = enable_place print(cm_x,cm_y) print(enable_place) if cm_x == 0 or cm_y == 0: self.cpu_lv1() else: self.coordinate['x'] = cm_x self.coordinate['y'] = cm_y def dispalay_tk(self): self.comment = tk.StringVar() self.cnt_bw = tk.StringVar() self.comment.set('楽しい楽しいオセロの始まりやで') xedge = (self.xsize - self.reversi_xsize)/2 yedge = (self.ysize - self.reversi_ysize)/2 self.startfrm = tk.Frame(self.root) for name, command in zip (['pvp','pvc','cvp','cvc'],[self.pvp,self.pvc,self.cvp,self.cvc]): tk.Button(self.startfrm, text = name, command = command,width = 10).pack()#fill = tk.LEFT) self.startfrm.pack(fill = tk.BOTH) self.root.title("リバーシ") self.root.minsize(self.xsize, self.ysize) self.canvas = tk.Canvas(bg="green", width=self.reversi_xsize, height=self.reversi_ysize) self.canvas.place(x=xedge,y=yedge) self.tag_pos = {} for xstr,x in zip(self.tagstr,list(range(1,self.row_num+1))): for ystr,y in zip(self.tagstr,list(range(1,self.row_num+1))): self.tag = xstr + ystr self.tag_pos[self.tag] = (x-1)*(self.reversi_ysize/(self.row_num)), (y-1)*(self.reversi_ysize/(self.row_num)), x*(self.reversi_ysize/(self.row_num)), y*(self.reversi_ysize/(self.row_num)), self.canvas.create_rectangle(*self.tag_pos[self.tag], fill='green', tags = self.tag) self.canvas.tag_bind(self.tag, "<ButtonPress-1>", self.pressed) self.run_display() self.refresh_board() self.display_comment_big(self.turn + 'の番です') def run_display(self): while True: self.root.update_idletasks() self.root.update() if self.finish: if self.judged: pass else: self.judged = self.judge() else: if ((not self.p2) and (self.turn == '○'))or((not self.p1) and (self.turn == '●')): self.cpu_lv2() self.root.after(100,self.update()) pass if __name__ == "__main__": reversi = reversi() |
このコードを書いたファイルを実行すると、オセロを実行できます。
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