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  1. class Minesweeper:
  2.     def __init__(self, difficulty='Beginner'):
  3.         from random import randint
  4.  
  5.         print('Your difficulty is', end=' ')
  6.         if difficulty == 'Intermediate':
  7.             self.size_x = 18
  8.             self.size_y = 14
  9.             self.mines = 40
  10.             print(difficulty)
  11.         elif difficulty == 'Expert':
  12.             self.size_x = 24
  13.             self.size_y = 20
  14.             self.mines = 99
  15.             print(difficulty)
  16.         else:
  17.             self.size_x = 10
  18.             self.size_y = 8
  19.             self.mines = 10
  20.             print('Beginner')
  21.  
  22.         self.user_interface = [['[ ]' for _ in range(self.size_x)] for _ in range(self.size_y)]
  23.         self.flags = self.mines
  24.         self.show_field()
  25.  
  26.         x, y = map(lambda el: int(el) - 1, input('type in first coords: ').split())
  27.  
  28.         self.user_interface[y][x] = '   '
  29.         self.field = [[None for _ in range(self.size_x)] for _ in range(self.size_y)]
  30.  
  31.         self.mine_coordinates = set()
  32.         self.f_coordinates = set()
  33.  
  34.         while self.mines:
  35.             mine_x, mine_y = randint(0, self.size_x - 1), randint(0, self.size_y - 1)
  36.             if mine_x in range(x - 1, x + 2) or mine_y in range(y - 1, y + 2) \
  37.                     or self.field[mine_y][mine_x] is not None:
  38.                 continue
  39.  
  40.             self.field[mine_y][mine_x] = 'MINE'
  41.             self.mine_coordinates.add((mine_y, mine_x))
  42.             self.mines -= 1
  43.  
  44.         self.numbers()
  45.         self.open_whites_numbers(x, y)
  46.         self.show_field()
  47.         self.play()
  48.  
  49.     def open_field(self):
  50.         for j in range(self.size_y):
  51.             for i in range(self.size_x):
  52.                 if self.field[j][i] == 'MINE':
  53.                     self.user_interface[j][i] = '[*]'
  54.  
  55.     def numbers(self):
  56.         for j in range(self.size_y):
  57.             for i in range(self.size_x):
  58.                 if self.field[j][i] == 'MINE':
  59.                     continue
  60.  
  61.                 count = 0
  62.                 for (x, y) in (
  63.                         (1, 0), (1, -1), (1, 1), (0, 1), (0, -1), (-1, -1), (-1, 0), (-1, 1)
  64.                 ):
  65.                     if j + y not in range(self.size_y) or x + i not in range(self.size_x):
  66.                         continue
  67.                     if self.field[j + y][i + x] == 'MINE':
  68.                         count += 1
  69.  
  70.                 self.field[j][i] = count
  71.  
  72.     def white_step(self, row, column):
  73.         self.field[row][column] = '0'
  74.         coords = [(row, column)]
  75.  
  76.         for (x, y) in (
  77.                 (1, 0), (-1, 0), (0, 1), (0, -1)
  78.         ):
  79.             X, Y = column + x, row + y
  80.             if X in range(self.size_x) and Y in range(self.size_y):
  81.                 if self.field[Y][X] == 0:
  82.                     coords.extend(self.white_step(Y, X))
  83.  
  84.         return coords
  85.  
  86.     def open_whites_numbers(self, x_, y_):
  87.         for (row, column) in self.white_step(y_, x_):
  88.             self.user_interface[row][column] = ' _ '
  89.             for (x, y) in (
  90.                     (1, 0), (1, -1), (1, 1), (0, 1), (0, -1), (-1, -1), (-1, 0), (-1, 1)
  91.             ):
  92.                 X, Y = column + x, row + y
  93.                 if X in range(self.size_x) and Y in range(self.size_y):
  94.                     if isinstance(self.field[Y][X], int):
  95.                         self.user_interface[Y][X] = ' {} '.format(self.field[Y][X])
  96.  
  97.     def show_field(self):
  98.         print('-' * (self.size_x * 3))
  99.         print('Your flag count is', self.flags)
  100.  
  101.         print('   ', '  '.join(map(str, range(1, self.size_x + 1))))
  102.         for ind, string in enumerate(self.user_interface, 1):
  103.             print(ind, '', ''.join(map(str, string)))
  104.         print()
  105.  
  106.     def check(self):
  107.         for coord in self.mine_coordinates:
  108.             if coord not in self.f_coordinates:
  109.                 return False
  110.         return True
  111.  
  112.     def play(self):
  113.         """PLAY
  114.         If style is not stated - open the cell
  115.         Also you can put 'flag', 'question'
  116.         these are only visual and have no impact on game
  117.         If you try to put on the cell with user markings, you erase them
  118.         To win you have to put all flags on all mines
  119.         Yoy lose stepping on mine
  120.         """
  121.         x, y, *style = input('type in x, y, style(optional): ').split()
  122.         if not style:
  123.             style = [None]
  124.         x, y, = map(lambda el: int(el) - 1, [x, y])
  125.  
  126.         if style[0] == 'flag':
  127.             if self.user_interface[y][x] == '[ ]':
  128.                 self.f_coordinates.add((x, y))
  129.                 self.user_interface[y][x] = '[F]'
  130.                 self.flags -= 1
  131.         elif style[0] == 'question':
  132.             if self.user_interface[y][x] == '[ ]':
  133.                 self.user_interface[y][x] = '[?]'
  134.         else:
  135.  
  136.             if self.user_interface[y][x] == '[?]':
  137.                 self.user_interface[y][x] = '[ ]'
  138.             elif self.user_interface[y][x] == '[F]':
  139.                 self.flags += 1
  140.                 self.f_coordinates.discard((x, y))
  141.                 self.user_interface[y][x] = '[ ]'
  142.             else:
  143.                 if self.field[y][x] == 'MINE':
  144.                     print('You Lost')
  145.                     self.open_field()
  146.                     self.show_field()
  147.                     return
  148.                 else:
  149.                     self.open_whites_numbers(x, y)
  150.  
  151.         self.show_field()
  152.         if self.check():
  153.             print('You have won!')
  154.             self.open_field()
  155.             self.show_field()
  156.         self.play()
  157.  
  158.  
  159. a = Minesweeper()
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